19551476

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{11447}}^1$

素因数の和:11519

約数の個数: 24

約数和(自身を含む): 39747456

約数和(自身を除く): 20195980

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 854, 1708, 11447, 22894, 45788, 80129, 160258, 320516, 698267, 1396534, 2793068, 4887869, 9775738, 19551476]

約数ペア:

[(1, 19551476), (2, 9775738), (4, 4887869), (7, 2793068), (14, 1396534), (28, 698267), (61, 320516), (122, 160258), (244, 80129), (427, 45788), (854, 22894), (1708, 11447)]