19139648

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:931

約数の個数: 56

約数和(自身を含む): 42818304

約数和(自身を除く): 23678656

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 32, 44, 62, 64, 88, 124, 176, 248, 341, 352, 496, 682, 704, 877, 992, 1364, 1754, 1984, 2728, 3508, 5456, 7016, 9647, 10912, 14032, 19294, 21824, 27187, 28064, 38588, 54374, 56128, 77176, 108748, 154352, 217496, 299057, 308704, 434992, 598114, 617408, 869984, 1196228, 1739968, 2392456, 4784912, 9569824, 19139648]

約数ペア:

[(1, 19139648), (2, 9569824), (4, 4784912), (8, 2392456), (11, 1739968), (16, 1196228), (22, 869984), (31, 617408), (32, 598114), (44, 434992), (62, 308704), (64, 299057), (88, 217496), (124, 154352), (176, 108748), (248, 77176), (341, 56128), (352, 54374), (496, 38588), (682, 28064), (704, 27187), (877, 21824), (992, 19294), (1364, 14032), (1754, 10912), (1984, 9647), (2728, 7016), (3508, 5456)]