19330657948

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{335299}}^1$

素因数の和:335410

約数の個数: 48

約数和(自身を含む): 40557888000

約数和(自身を除く): 21227230052

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 71, 116, 142, 203, 284, 406, 497, 812, 994, 1988, 2059, 4118, 8236, 14413, 28826, 57652, 335299, 670598, 1341196, 2347093, 4694186, 9388372, 9723671, 19447342, 23806229, 38894684, 47612458, 68065697, 95224916, 136131394, 166643603, 272262788, 333287206, 666574412, 690380641, 1380761282, 2761522564, 4832664487, 9665328974, 19330657948]

約数ペア:

[(1, 19330657948), (2, 9665328974), (4, 4832664487), (7, 2761522564), (14, 1380761282), (28, 690380641), (29, 666574412), (58, 333287206), (71, 272262788), (116, 166643603), (142, 136131394), (203, 95224916), (284, 68065697), (406, 47612458), (497, 38894684), (812, 23806229), (994, 19447342), (1988, 9723671), (2059, 9388372), (4118, 4694186), (8236, 2347093), (14413, 1341196), (28826, 670598), (57652, 335299)]