17991644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 37013760

約数和(自身を除く): 19022116

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 67, 68, 134, 187, 268, 359, 374, 718, 737, 748, 1139, 1436, 1474, 2278, 2948, 3949, 4556, 6103, 7898, 12206, 12529, 15796, 24053, 24412, 25058, 48106, 50116, 67133, 96212, 134266, 264583, 268532, 408901, 529166, 817802, 1058332, 1635604, 4497911, 8995822, 17991644]

約数ペア:

[(1, 17991644), (2, 8995822), (4, 4497911), (11, 1635604), (17, 1058332), (22, 817802), (34, 529166), (44, 408901), (67, 268532), (68, 264583), (134, 134266), (187, 96212), (268, 67133), (359, 50116), (374, 48106), (718, 25058), (737, 24412), (748, 24053), (1139, 15796), (1436, 12529), (1474, 12206), (2278, 7898), (2948, 6103), (3949, 4556)]