20342227218

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{491}}^1\times {\mathrm{631}}^1$

素因数の和:1511

約数の個数: 64

約数和(自身を含む): 42268483584

約数和(自身を除く): 21926256366

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 353, 491, 631, 706, 982, 1059, 1262, 1473, 1893, 2118, 2946, 3786, 10943, 15221, 19561, 21886, 30442, 32829, 39122, 45663, 58683, 65658, 91326, 117366, 173323, 222743, 309821, 346646, 445486, 519969, 619642, 668229, 929463, 1039938, 1336458, 1858926, 5373013, 6905033, 9604451, 10746026, 13810066, 16119039, 19208902, 20715099, 28813353, 32238078, 41430198, 57626706, 109366813, 218733626, 328100439, 656200878, 3390371203, 6780742406, 10171113609, 20342227218]

約数ペア:

[(1, 20342227218), (2, 10171113609), (3, 6780742406), (6, 3390371203), (31, 656200878), (62, 328100439), (93, 218733626), (186, 109366813), (353, 57626706), (491, 41430198), (631, 32238078), (706, 28813353), (982, 20715099), (1059, 19208902), (1262, 16119039), (1473, 13810066), (1893, 10746026), (2118, 9604451), (2946, 6905033), (3786, 5373013), (10943, 1858926), (15221, 1336458), (19561, 1039938), (21886, 929463), (30442, 668229), (32829, 619642), (39122, 519969), (45663, 445486), (58683, 346646), (65658, 309821), (91326, 222743), (117366, 173323)]