19703456

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1409}}^1$

素因数の和:1461

約数の個数: 48

約数和(自身を含む): 42638400

約数和(自身を除く): 22934944

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1409, 1748, 2818, 3496, 5636, 6992, 11272, 13984, 22544, 26771, 32407, 45088, 53542, 64814, 107084, 129628, 214168, 259256, 428336, 518512, 615733, 856672, 1037024, 1231466, 2462932, 4925864, 9851728, 19703456]

約数ペア:

[(1, 19703456), (2, 9851728), (4, 4925864), (8, 2462932), (16, 1231466), (19, 1037024), (23, 856672), (32, 615733), (38, 518512), (46, 428336), (76, 259256), (92, 214168), (152, 129628), (184, 107084), (304, 64814), (368, 53542), (437, 45088), (608, 32407), (736, 26771), (874, 22544), (1409, 13984), (1748, 11272), (2818, 6992), (3496, 5636)]