19061768

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:198

約数の個数: 64

約数和(自身を含む): 40979520

約数和(自身を除く): 21917752

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 61, 67, 88, 106, 122, 134, 212, 244, 268, 424, 488, 536, 583, 671, 737, 1166, 1342, 1474, 2332, 2684, 2948, 3233, 3551, 4087, 4664, 5368, 5896, 6466, 7102, 8174, 12932, 14204, 16348, 25864, 28408, 32696, 35563, 39061, 44957, 71126, 78122, 89914, 142252, 156244, 179828, 216611, 284504, 312488, 359656, 433222, 866444, 1732888, 2382721, 4765442, 9530884, 19061768]

約数ペア:

[(1, 19061768), (2, 9530884), (4, 4765442), (8, 2382721), (11, 1732888), (22, 866444), (44, 433222), (53, 359656), (61, 312488), (67, 284504), (88, 216611), (106, 179828), (122, 156244), (134, 142252), (212, 89914), (244, 78122), (268, 71126), (424, 44957), (488, 39061), (536, 35563), (583, 32696), (671, 28408), (737, 25864), (1166, 16348), (1342, 14204), (1474, 12932), (2332, 8174), (2684, 7102), (2948, 6466), (3233, 5896), (3551, 5368), (4087, 4664)]