19426890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1171}}^1$

素因数の和:1267

約数の個数: 64

約数和(自身を含む): 54005760

約数和(自身を除く): 34578870

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1171, 1185, 1659, 2342, 2370, 2765, 3318, 3513, 5530, 5855, 7026, 8197, 8295, 11710, 16394, 16590, 17565, 24591, 35130, 40985, 49182, 81970, 92509, 122955, 185018, 245910, 277527, 462545, 555054, 647563, 925090, 1295126, 1387635, 1942689, 2775270, 3237815, 3885378, 6475630, 9713445, 19426890]

約数ペア:

[(1, 19426890), (2, 9713445), (3, 6475630), (5, 3885378), (6, 3237815), (7, 2775270), (10, 1942689), (14, 1387635), (15, 1295126), (21, 925090), (30, 647563), (35, 555054), (42, 462545), (70, 277527), (79, 245910), (105, 185018), (158, 122955), (210, 92509), (237, 81970), (395, 49182), (474, 40985), (553, 35130), (790, 24591), (1106, 17565), (1171, 16590), (1185, 16394), (1659, 11710), (2342, 8295), (2370, 8197), (2765, 7026), (3318, 5855), (3513, 5530)]