16918824

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{257}}^1$

素因数の和:490

約数の個数: 64

約数和(自身を含む): 45944640

約数和(自身を除く): 29025816

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 211, 257, 312, 422, 514, 633, 771, 844, 1028, 1266, 1542, 1688, 2056, 2532, 2743, 3084, 3341, 5064, 5486, 6168, 6682, 8229, 10023, 10972, 13364, 16458, 20046, 21944, 26728, 32916, 40092, 54227, 65832, 80184, 108454, 162681, 216908, 325362, 433816, 650724, 704951, 1301448, 1409902, 2114853, 2819804, 4229706, 5639608, 8459412, 16918824]

約数ペア:

[(1, 16918824), (2, 8459412), (3, 5639608), (4, 4229706), (6, 2819804), (8, 2114853), (12, 1409902), (13, 1301448), (24, 704951), (26, 650724), (39, 433816), (52, 325362), (78, 216908), (104, 162681), (156, 108454), (211, 80184), (257, 65832), (312, 54227), (422, 40092), (514, 32916), (633, 26728), (771, 21944), (844, 20046), (1028, 16458), (1266, 13364), (1542, 10972), (1688, 10023), (2056, 8229), (2532, 6682), (2743, 6168), (3084, 5486), (3341, 5064)]