18591612

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{3221}}^1$

素因数の和:3278

約数の個数: 48

約数和(自身を含む): 47994912

約数和(自身を除く): 29403300

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 444, 481, 962, 1443, 1924, 2886, 3221, 5772, 6442, 9663, 12884, 19326, 38652, 41873, 83746, 119177, 125619, 167492, 238354, 251238, 357531, 476708, 502476, 715062, 1430124, 1549301, 3098602, 4647903, 6197204, 9295806, 18591612]

約数ペア:

[(1, 18591612), (2, 9295806), (3, 6197204), (4, 4647903), (6, 3098602), (12, 1549301), (13, 1430124), (26, 715062), (37, 502476), (39, 476708), (52, 357531), (74, 251238), (78, 238354), (111, 167492), (148, 125619), (156, 119177), (222, 83746), (444, 41873), (481, 38652), (962, 19326), (1443, 12884), (1924, 9663), (2886, 6442), (3221, 5772)]