19384404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{907}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 49119168

約数和(自身を除く): 29734764

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 137, 156, 274, 411, 548, 822, 907, 1644, 1781, 1814, 2721, 3562, 3628, 5343, 5442, 7124, 10686, 10884, 11791, 21372, 23582, 35373, 47164, 70746, 124259, 141492, 248518, 372777, 497036, 745554, 1491108, 1615367, 3230734, 4846101, 6461468, 9692202, 19384404]

約数ペア:

[(1, 19384404), (2, 9692202), (3, 6461468), (4, 4846101), (6, 3230734), (12, 1615367), (13, 1491108), (26, 745554), (39, 497036), (52, 372777), (78, 248518), (137, 141492), (156, 124259), (274, 70746), (411, 47164), (548, 35373), (822, 23582), (907, 21372), (1644, 11791), (1781, 10884), (1814, 10686), (2721, 7124), (3562, 5442), (3628, 5343)]