15911892

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:613

約数の個数: 72

約数和(自身を含む): 43403360

約数和(自身を除く): 27491468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 43, 57, 76, 86, 114, 129, 171, 172, 228, 258, 342, 387, 516, 541, 684, 774, 817, 1082, 1548, 1623, 1634, 2164, 2451, 3246, 3268, 4869, 4902, 6492, 7353, 9738, 9804, 10279, 14706, 19476, 20558, 23263, 29412, 30837, 41116, 46526, 61674, 69789, 92511, 93052, 123348, 139578, 185022, 209367, 279156, 370044, 418734, 441997, 837468, 883994, 1325991, 1767988, 2651982, 3977973, 5303964, 7955946, 15911892]

約数ペア:

[(1, 15911892), (2, 7955946), (3, 5303964), (4, 3977973), (6, 2651982), (9, 1767988), (12, 1325991), (18, 883994), (19, 837468), (36, 441997), (38, 418734), (43, 370044), (57, 279156), (76, 209367), (86, 185022), (114, 139578), (129, 123348), (171, 93052), (172, 92511), (228, 69789), (258, 61674), (342, 46526), (387, 41116), (516, 30837), (541, 29412), (684, 23263), (774, 20558), (817, 19476), (1082, 14706), (1548, 10279), (1623, 9804), (1634, 9738), (2164, 7353), (2451, 6492), (3246, 4902), (3268, 4869)]