19324240

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1093}}^1$

素因数の和:1136

約数の個数: 80

約数和(自身を含む): 51277968

約数和(自身を除く): 31953728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 170, 208, 221, 260, 272, 340, 442, 520, 680, 884, 1040, 1093, 1105, 1360, 1768, 2186, 2210, 3536, 4372, 4420, 5465, 8744, 8840, 10930, 14209, 17488, 17680, 18581, 21860, 28418, 37162, 43720, 56836, 71045, 74324, 87440, 92905, 113672, 142090, 148648, 185810, 227344, 241553, 284180, 297296, 371620, 483106, 568360, 743240, 966212, 1136720, 1207765, 1486480, 1932424, 2415530, 3864848, 4831060, 9662120, 19324240]

約数ペア:

[(1, 19324240), (2, 9662120), (4, 4831060), (5, 3864848), (8, 2415530), (10, 1932424), (13, 1486480), (16, 1207765), (17, 1136720), (20, 966212), (26, 743240), (34, 568360), (40, 483106), (52, 371620), (65, 297296), (68, 284180), (80, 241553), (85, 227344), (104, 185810), (130, 148648), (136, 142090), (170, 113672), (208, 92905), (221, 87440), (260, 74324), (272, 71045), (340, 56836), (442, 43720), (520, 37162), (680, 28418), (884, 21860), (1040, 18581), (1093, 17680), (1105, 17488), (1360, 14209), (1768, 10930), (2186, 8840), (2210, 8744), (3536, 5465), (4372, 4420)]