18951114

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{569}}^1$

素因数の和:655

約数の個数: 64

約数和(自身を含む): 47496960

約数和(自身を除く): 28545846

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 61, 78, 91, 122, 182, 183, 273, 366, 427, 546, 569, 793, 854, 1138, 1281, 1586, 1707, 2379, 2562, 3414, 3983, 4758, 5551, 7397, 7966, 11102, 11949, 14794, 16653, 22191, 23898, 33306, 34709, 44382, 51779, 69418, 103558, 104127, 155337, 208254, 242963, 310674, 451217, 485926, 728889, 902434, 1353651, 1457778, 2707302, 3158519, 6317038, 9475557, 18951114]

約数ペア:

[(1, 18951114), (2, 9475557), (3, 6317038), (6, 3158519), (7, 2707302), (13, 1457778), (14, 1353651), (21, 902434), (26, 728889), (39, 485926), (42, 451217), (61, 310674), (78, 242963), (91, 208254), (122, 155337), (182, 104127), (183, 103558), (273, 69418), (366, 51779), (427, 44382), (546, 34709), (569, 33306), (793, 23898), (854, 22191), (1138, 16653), (1281, 14794), (1586, 11949), (1707, 11102), (2379, 7966), (2562, 7397), (3414, 5551), (3983, 4758)]