18009332

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 35985600

約数和(自身を除く): 17976268

約数列:

[1, 2, 4, 11, 22, 41, 44, 67, 82, 134, 149, 164, 268, 298, 451, 596, 737, 902, 1474, 1639, 1804, 2747, 2948, 3278, 5494, 6109, 6556, 9983, 10988, 12218, 19966, 24436, 30217, 39932, 60434, 67199, 109813, 120868, 134398, 219626, 268796, 409303, 439252, 818606, 1637212, 4502333, 9004666, 18009332]

約数ペア:

[(1, 18009332), (2, 9004666), (4, 4502333), (11, 1637212), (22, 818606), (41, 439252), (44, 409303), (67, 268796), (82, 219626), (134, 134398), (149, 120868), (164, 109813), (268, 67199), (298, 60434), (451, 39932), (596, 30217), (737, 24436), (902, 19966), (1474, 12218), (1639, 10988), (1804, 9983), (2747, 6556), (2948, 6109), (3278, 5494)]