18239310

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1571}}^1$

素因数の和:1630

約数の個数: 64

約数和(自身を含む): 49800960

約数和(自身を除く): 31561650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 43, 45, 54, 86, 90, 129, 135, 215, 258, 270, 387, 430, 645, 774, 1161, 1290, 1571, 1935, 2322, 3142, 3870, 4713, 5805, 7855, 9426, 11610, 14139, 15710, 23565, 28278, 42417, 47130, 67553, 70695, 84834, 135106, 141390, 202659, 212085, 337765, 405318, 424170, 607977, 675530, 1013295, 1215954, 1823931, 2026590, 3039885, 3647862, 6079770, 9119655, 18239310]

約数ペア:

[(1, 18239310), (2, 9119655), (3, 6079770), (5, 3647862), (6, 3039885), (9, 2026590), (10, 1823931), (15, 1215954), (18, 1013295), (27, 675530), (30, 607977), (43, 424170), (45, 405318), (54, 337765), (86, 212085), (90, 202659), (129, 141390), (135, 135106), (215, 84834), (258, 70695), (270, 67553), (387, 47130), (430, 42417), (645, 28278), (774, 23565), (1161, 15710), (1290, 14139), (1571, 11610), (1935, 9426), (2322, 7855), (3142, 5805), (3870, 4713)]