20642328

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5851}}^1$

素因数の和:5877

約数の個数: 72

約数和(自身を含む): 65044980

約数和(自身を除く): 44402652

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5851, 11702, 17553, 23404, 35106, 40957, 46808, 52659, 70212, 81914, 105318, 122871, 140424, 163828, 210636, 245742, 286699, 327656, 368613, 421272, 491484, 573398, 737226, 860097, 982968, 1146796, 1474452, 1720194, 2293592, 2580291, 2948904, 3440388, 5160582, 6880776, 10321164, 20642328]

約数ペア:

[(1, 20642328), (2, 10321164), (3, 6880776), (4, 5160582), (6, 3440388), (7, 2948904), (8, 2580291), (9, 2293592), (12, 1720194), (14, 1474452), (18, 1146796), (21, 982968), (24, 860097), (28, 737226), (36, 573398), (42, 491484), (49, 421272), (56, 368613), (63, 327656), (72, 286699), (84, 245742), (98, 210636), (126, 163828), (147, 140424), (168, 122871), (196, 105318), (252, 81914), (294, 70212), (392, 52659), (441, 46808), (504, 40957), (588, 35106), (882, 23404), (1176, 17553), (1764, 11702), (3528, 5851)]