19009919478

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{811}}^1\times {\mathrm{6701}}^1$

素因数の和:7581

約数の個数: 64

約数和(自身を含む): 42317178624

約数和(自身を除く): 23307259146

約数列:

[1, 2, 3, 6, 11, 22, 33, 53, 66, 106, 159, 318, 583, 811, 1166, 1622, 1749, 2433, 3498, 4866, 6701, 8921, 13402, 17842, 20103, 26763, 40206, 42983, 53526, 73711, 85966, 128949, 147422, 221133, 257898, 355153, 442266, 472813, 710306, 945626, 1065459, 1418439, 2130918, 2836878, 3906683, 5434511, 7813366, 10869022, 11720049, 16303533, 23440098, 32607066, 59779621, 119559242, 179338863, 288029083, 358677726, 576058166, 864087249, 1728174498, 3168319913, 6336639826, 9504959739, 19009919478]

約数ペア:

[(1, 19009919478), (2, 9504959739), (3, 6336639826), (6, 3168319913), (11, 1728174498), (22, 864087249), (33, 576058166), (53, 358677726), (66, 288029083), (106, 179338863), (159, 119559242), (318, 59779621), (583, 32607066), (811, 23440098), (1166, 16303533), (1622, 11720049), (1749, 10869022), (2433, 7813366), (3498, 5434511), (4866, 3906683), (6701, 2836878), (8921, 2130918), (13402, 1418439), (17842, 1065459), (20103, 945626), (26763, 710306), (40206, 472813), (42983, 442266), (53526, 355153), (73711, 257898), (85966, 221133), (128949, 147422)]