15691513964

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{797171}}^1$

素因数の和:797238

約数の個数: 48

約数和(自身を含む): 33927640320

約数和(自身を除く): 18236126356

約数列:

[1, 2, 4, 7, 14, 19, 28, 37, 38, 74, 76, 133, 148, 259, 266, 518, 532, 703, 1036, 1406, 2812, 4921, 9842, 19684, 797171, 1594342, 3188684, 5580197, 11160394, 15146249, 22320788, 29495327, 30292498, 58990654, 60584996, 106023743, 117981308, 206467289, 212047486, 412934578, 424094972, 560411213, 825869156, 1120822426, 2241644852, 3922878491, 7845756982, 15691513964]

約数ペア:

[(1, 15691513964), (2, 7845756982), (4, 3922878491), (7, 2241644852), (14, 1120822426), (19, 825869156), (28, 560411213), (37, 424094972), (38, 412934578), (74, 212047486), (76, 206467289), (133, 117981308), (148, 106023743), (259, 60584996), (266, 58990654), (518, 30292498), (532, 29495327), (703, 22320788), (1036, 15146249), (1406, 11160394), (2812, 5580197), (4921, 3188684), (9842, 1594342), (19684, 797171)]