1900511418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1\times {\mathrm{1213}}^1$

素因数の和:1663

約数の個数: 64

約数和(自身を含む): 4185095040

約数和(自身を除く): 2284583622

約数列:

[1, 2, 3, 6, 13, 26, 39, 53, 78, 106, 159, 318, 379, 689, 758, 1137, 1213, 1378, 2067, 2274, 2426, 3639, 4134, 4927, 7278, 9854, 14781, 15769, 20087, 29562, 31538, 40174, 47307, 60261, 64289, 94614, 120522, 128578, 192867, 261131, 385734, 459727, 522262, 783393, 835757, 919454, 1379181, 1566786, 1671514, 2507271, 2758362, 5014542, 5976451, 11952902, 17929353, 24365531, 35858706, 48731062, 73096593, 146193186, 316751903, 633503806, 950255709, 1900511418]

約数ペア:

[(1, 1900511418), (2, 950255709), (3, 633503806), (6, 316751903), (13, 146193186), (26, 73096593), (39, 48731062), (53, 35858706), (78, 24365531), (106, 17929353), (159, 11952902), (318, 5976451), (379, 5014542), (689, 2758362), (758, 2507271), (1137, 1671514), (1213, 1566786), (1378, 1379181), (2067, 919454), (2274, 835757), (2426, 783393), (3639, 522262), (4134, 459727), (4927, 385734), (7278, 261131), (9854, 192867), (14781, 128578), (15769, 120522), (20087, 94614), (29562, 64289), (31538, 60261), (40174, 47307)]