20965901598768

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{2591}}^1\times {\mathrm{3440399}}^1$

素因数の和:3443015

約数の個数: 120

約数和(自身を含む): 63029008742400

約数和(自身を除く): 42063107143632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 112, 147, 168, 196, 294, 336, 392, 588, 784, 1176, 2352, 2591, 5182, 7773, 10364, 15546, 18137, 20728, 31092, 36274, 41456, 54411, 62184, 72548, 108822, 124368, 126959, 145096, 217644, 253918, 290192, 380877, 435288, 507836, 761754, 870576, 1015672, 1523508, 2031344, 3047016, 3440399, 6094032, 6880798, 10321197, 13761596, 20642394, 24082793, 27523192, 41284788, 48165586, 55046384, 72248379, 82569576, 96331172, 144496758, 165139152, 168579551, 192662344, 288993516, 337159102, 385324688, 505738653, 577987032, 674318204, 1011477306, 1155974064, 1348636408, 2022954612, 2697272816, 4045909224, 8091818448, 8914073809, 17828147618, 26742221427, 35656295236, 53484442854, 62398516663, 71312590472, 106968885708, 124797033326, 142625180944, 187195549989, 213937771416, 249594066652, 374391099978, 427875542832, 436789616641, 499188133304, 748782199956, 873579233282, 998376266608, 1310368849923, 1497564399912, 1747158466564, 2620737699846, 2995128799824, 3494316933128, 5241475399692, 6988633866256, 10482950799384, 20965901598768]

約数ペア:

[(1, 20965901598768), (2, 10482950799384), (3, 6988633866256), (4, 5241475399692), (6, 3494316933128), (7, 2995128799824), (8, 2620737699846), (12, 1747158466564), (14, 1497564399912), (16, 1310368849923), (21, 998376266608), (24, 873579233282), (28, 748782199956), (42, 499188133304), (48, 436789616641), (49, 427875542832), (56, 374391099978), (84, 249594066652), (98, 213937771416), (112, 187195549989), (147, 142625180944), (168, 124797033326), (196, 106968885708), (294, 71312590472), (336, 62398516663), (392, 53484442854), (588, 35656295236), (784, 26742221427), (1176, 17828147618), (2352, 8914073809), (2591, 8091818448), (5182, 4045909224), (7773, 2697272816), (10364, 2022954612), (15546, 1348636408), (18137, 1155974064), (20728, 1011477306), (31092, 674318204), (36274, 577987032), (41456, 505738653), (54411, 385324688), (62184, 337159102), (72548, 288993516), (108822, 192662344), (124368, 168579551), (126959, 165139152), (145096, 144496758), (217644, 96331172), (253918, 82569576), (290192, 72248379), (380877, 55046384), (435288, 48165586), (507836, 41284788), (761754, 27523192), (870576, 24082793), (1015672, 20642394), (1523508, 13761596), (2031344, 10321197), (3047016, 6880798), (3440399, 6094032)]