19840992

素因数分解:

$2^5\times 3^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:216

約数の個数: 96

約数和(自身を含む): 55157760

約数和(自身を除く): 35316768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 59, 62, 93, 96, 113, 118, 124, 177, 186, 226, 236, 248, 339, 354, 372, 452, 472, 496, 678, 708, 744, 904, 944, 992, 1356, 1416, 1488, 1808, 1829, 1888, 2712, 2832, 2976, 3503, 3616, 3658, 5424, 5487, 5664, 6667, 7006, 7316, 10509, 10848, 10974, 13334, 14012, 14632, 20001, 21018, 21948, 26668, 28024, 29264, 40002, 42036, 43896, 53336, 56048, 58528, 80004, 84072, 87792, 106672, 112096, 160008, 168144, 175584, 206677, 213344, 320016, 336288, 413354, 620031, 640032, 826708, 1240062, 1653416, 2480124, 3306832, 4960248, 6613664, 9920496, 19840992]

約数ペア:

[(1, 19840992), (2, 9920496), (3, 6613664), (4, 4960248), (6, 3306832), (8, 2480124), (12, 1653416), (16, 1240062), (24, 826708), (31, 640032), (32, 620031), (48, 413354), (59, 336288), (62, 320016), (93, 213344), (96, 206677), (113, 175584), (118, 168144), (124, 160008), (177, 112096), (186, 106672), (226, 87792), (236, 84072), (248, 80004), (339, 58528), (354, 56048), (372, 53336), (452, 43896), (472, 42036), (496, 40002), (678, 29264), (708, 28024), (744, 26668), (904, 21948), (944, 21018), (992, 20001), (1356, 14632), (1416, 14012), (1488, 13334), (1808, 10974), (1829, 10848), (1888, 10509), (2712, 7316), (2832, 7006), (2976, 6667), (3503, 5664), (3616, 5487), (3658, 5424)]