18967914

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{29}}^2\times {\mathrm{179}}^1$

素因数の和:252

約数の個数: 72

約数和(自身を含む): 48915360

約数和(自身を除く): 29947446

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 29, 42, 58, 63, 87, 126, 174, 179, 203, 261, 358, 406, 522, 537, 609, 841, 1074, 1218, 1253, 1611, 1682, 1827, 2506, 2523, 3222, 3654, 3759, 5046, 5191, 5887, 7518, 7569, 10382, 11277, 11774, 15138, 15573, 17661, 22554, 31146, 35322, 36337, 46719, 52983, 72674, 93438, 105966, 109011, 150539, 218022, 301078, 327033, 451617, 654066, 903234, 1053773, 1354851, 2107546, 2709702, 3161319, 6322638, 9483957, 18967914]

約数ペア:

[(1, 18967914), (2, 9483957), (3, 6322638), (6, 3161319), (7, 2709702), (9, 2107546), (14, 1354851), (18, 1053773), (21, 903234), (29, 654066), (42, 451617), (58, 327033), (63, 301078), (87, 218022), (126, 150539), (174, 109011), (179, 105966), (203, 93438), (261, 72674), (358, 52983), (406, 46719), (522, 36337), (537, 35322), (609, 31146), (841, 22554), (1074, 17661), (1218, 15573), (1253, 15138), (1611, 11774), (1682, 11277), (1827, 10382), (2506, 7569), (2523, 7518), (3222, 5887), (3654, 5191), (3759, 5046)]