18935520

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 60383232

約数和(自身を除く): 41447712

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 103, 120, 160, 206, 240, 309, 383, 412, 480, 515, 618, 766, 824, 1030, 1149, 1236, 1532, 1545, 1648, 1915, 2060, 2298, 2472, 3064, 3090, 3296, 3830, 4120, 4596, 4944, 5745, 6128, 6180, 7660, 8240, 9192, 9888, 11490, 12256, 12360, 15320, 16480, 18384, 22980, 24720, 30640, 36768, 39449, 45960, 49440, 61280, 78898, 91920, 118347, 157796, 183840, 197245, 236694, 315592, 394490, 473388, 591735, 631184, 788980, 946776, 1183470, 1262368, 1577960, 1893552, 2366940, 3155920, 3787104, 4733880, 6311840, 9467760, 18935520]

約数ペア:

[(1, 18935520), (2, 9467760), (3, 6311840), (4, 4733880), (5, 3787104), (6, 3155920), (8, 2366940), (10, 1893552), (12, 1577960), (15, 1262368), (16, 1183470), (20, 946776), (24, 788980), (30, 631184), (32, 591735), (40, 473388), (48, 394490), (60, 315592), (80, 236694), (96, 197245), (103, 183840), (120, 157796), (160, 118347), (206, 91920), (240, 78898), (309, 61280), (383, 49440), (412, 45960), (480, 39449), (515, 36768), (618, 30640), (766, 24720), (824, 22980), (1030, 18384), (1149, 16480), (1236, 15320), (1532, 12360), (1545, 12256), (1648, 11490), (1915, 9888), (2060, 9192), (2298, 8240), (2472, 7660), (3064, 6180), (3090, 6128), (3296, 5745), (3830, 4944), (4120, 4596)]