20503456128

素因数分解:

$2^7\times 3^4\times {\mathrm{1977571}}^1$

素因数の和:1977597

約数の個数: 80

約数和(自身を含む): 61017984060

約数和(自身を除く): 40514527932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 128, 144, 162, 192, 216, 288, 324, 384, 432, 576, 648, 864, 1152, 1296, 1728, 2592, 3456, 5184, 10368, 1977571, 3955142, 5932713, 7910284, 11865426, 15820568, 17798139, 23730852, 31641136, 35596278, 47461704, 53394417, 63282272, 71192556, 94923408, 106788834, 126564544, 142385112, 160183251, 189846816, 213577668, 253129088, 284770224, 320366502, 379693632, 427155336, 569540448, 640733004, 759387264, 854310672, 1139080896, 1281466008, 1708621344, 2278161792, 2562932016, 3417242688, 5125864032, 6834485376, 10251728064, 20503456128]

約数ペア:

[(1, 20503456128), (2, 10251728064), (3, 6834485376), (4, 5125864032), (6, 3417242688), (8, 2562932016), (9, 2278161792), (12, 1708621344), (16, 1281466008), (18, 1139080896), (24, 854310672), (27, 759387264), (32, 640733004), (36, 569540448), (48, 427155336), (54, 379693632), (64, 320366502), (72, 284770224), (81, 253129088), (96, 213577668), (108, 189846816), (128, 160183251), (144, 142385112), (162, 126564544), (192, 106788834), (216, 94923408), (288, 71192556), (324, 63282272), (384, 53394417), (432, 47461704), (576, 35596278), (648, 31641136), (864, 23730852), (1152, 17798139), (1296, 15820568), (1728, 11865426), (2592, 7910284), (3456, 5932713), (5184, 3955142), (10368, 1977571)]