1900495854

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{587}}^1$

素因数の和:774

約数の個数: 96

約数和(自身を含む): 4358914560

約数和(自身を除く): 2458418706

約数列:

[1, 2, 3, 6, 9, 18, 43, 47, 86, 89, 94, 129, 141, 178, 258, 267, 282, 387, 423, 534, 587, 774, 801, 846, 1174, 1602, 1761, 2021, 3522, 3827, 4042, 4183, 5283, 6063, 7654, 8366, 10566, 11481, 12126, 12549, 18189, 22962, 25098, 25241, 27589, 34443, 36378, 37647, 50482, 52243, 55178, 68886, 75294, 75723, 82767, 104486, 151446, 156729, 165534, 179869, 227169, 248301, 313458, 359738, 454338, 470187, 496602, 539607, 940374, 1079214, 1186327, 1618821, 2246449, 2372654, 2455421, 3237642, 3558981, 4492898, 4910842, 6739347, 7117962, 7366263, 10676943, 13478694, 14732526, 20218041, 21353886, 22098789, 40436082, 44197578, 105583103, 211166206, 316749309, 633498618, 950247927, 1900495854]

約数ペア:

[(1, 1900495854), (2, 950247927), (3, 633498618), (6, 316749309), (9, 211166206), (18, 105583103), (43, 44197578), (47, 40436082), (86, 22098789), (89, 21353886), (94, 20218041), (129, 14732526), (141, 13478694), (178, 10676943), (258, 7366263), (267, 7117962), (282, 6739347), (387, 4910842), (423, 4492898), (534, 3558981), (587, 3237642), (774, 2455421), (801, 2372654), (846, 2246449), (1174, 1618821), (1602, 1186327), (1761, 1079214), (2021, 940374), (3522, 539607), (3827, 496602), (4042, 470187), (4183, 454338), (5283, 359738), (6063, 313458), (7654, 248301), (8366, 227169), (10566, 179869), (11481, 165534), (12126, 156729), (12549, 151446), (18189, 104486), (22962, 82767), (25098, 75723), (25241, 75294), (27589, 68886), (34443, 55178), (36378, 52243), (37647, 50482)]