20199453926

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{2111}}^1$

素因数の和:2637

約数の個数: 48

約数和(自身を含む): 33168579840

約数和(自身を除く): 12969125914

約数列:

[1, 2, 19, 29, 38, 58, 361, 457, 551, 722, 914, 1102, 2111, 4222, 8683, 10469, 13253, 17366, 20938, 26506, 40109, 61219, 80218, 122438, 164977, 251807, 329954, 503614, 762071, 964727, 1163161, 1524142, 1929454, 2326322, 4784333, 9568666, 18329813, 22100059, 27977083, 36659626, 44200118, 55954166, 348266447, 531564577, 696532894, 1063129154, 10099726963, 20199453926]

約数ペア:

[(1, 20199453926), (2, 10099726963), (19, 1063129154), (29, 696532894), (38, 531564577), (58, 348266447), (361, 55954166), (457, 44200118), (551, 36659626), (722, 27977083), (914, 22100059), (1102, 18329813), (2111, 9568666), (4222, 4784333), (8683, 2326322), (10469, 1929454), (13253, 1524142), (17366, 1163161), (20938, 964727), (26506, 762071), (40109, 503614), (61219, 329954), (80218, 251807), (122438, 164977)]