1866315568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{1201}}^1$

素因数の和:1494

約数の個数: 80

約数和(自身を含む): 4039796992

約数和(自身を除く): 2173481424

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 241, 248, 403, 482, 496, 806, 964, 1201, 1612, 1928, 2402, 3133, 3224, 3856, 4804, 6266, 6448, 7471, 9608, 12532, 14942, 15613, 19216, 25064, 29884, 31226, 37231, 50128, 59768, 62452, 74462, 97123, 119536, 124904, 148924, 194246, 249808, 289441, 297848, 388492, 484003, 578882, 595696, 776984, 968006, 1157764, 1553968, 1936012, 2315528, 3762733, 3872024, 4631056, 7525466, 7744048, 8972671, 15050932, 17945342, 30101864, 35890684, 60203728, 71781368, 116644723, 143562736, 233289446, 466578892, 933157784, 1866315568]

約数ペア:

[(1, 1866315568), (2, 933157784), (4, 466578892), (8, 233289446), (13, 143562736), (16, 116644723), (26, 71781368), (31, 60203728), (52, 35890684), (62, 30101864), (104, 17945342), (124, 15050932), (208, 8972671), (241, 7744048), (248, 7525466), (403, 4631056), (482, 3872024), (496, 3762733), (806, 2315528), (964, 1936012), (1201, 1553968), (1612, 1157764), (1928, 968006), (2402, 776984), (3133, 595696), (3224, 578882), (3856, 484003), (4804, 388492), (6266, 297848), (6448, 289441), (7471, 249808), (9608, 194246), (12532, 148924), (14942, 124904), (15613, 119536), (19216, 97123), (25064, 74462), (29884, 62452), (31226, 59768), (37231, 50128)]