23020816

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{163}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 55801984

約数和(自身を除く): 32781168

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 97, 104, 112, 163, 182, 194, 208, 326, 364, 388, 652, 679, 728, 776, 1141, 1261, 1304, 1358, 1456, 1552, 2119, 2282, 2522, 2608, 2716, 4238, 4564, 5044, 5432, 8476, 8827, 9128, 10088, 10864, 14833, 15811, 16952, 17654, 18256, 20176, 29666, 31622, 33904, 35308, 59332, 63244, 70616, 110677, 118664, 126488, 141232, 205543, 221354, 237328, 252976, 411086, 442708, 822172, 885416, 1438801, 1644344, 1770832, 2877602, 3288688, 5755204, 11510408, 23020816]

約数ペア:

[(1, 23020816), (2, 11510408), (4, 5755204), (7, 3288688), (8, 2877602), (13, 1770832), (14, 1644344), (16, 1438801), (26, 885416), (28, 822172), (52, 442708), (56, 411086), (91, 252976), (97, 237328), (104, 221354), (112, 205543), (163, 141232), (182, 126488), (194, 118664), (208, 110677), (326, 70616), (364, 63244), (388, 59332), (652, 35308), (679, 33904), (728, 31622), (776, 29666), (1141, 20176), (1261, 18256), (1304, 17654), (1358, 16952), (1456, 15811), (1552, 14833), (2119, 10864), (2282, 10088), (2522, 9128), (2608, 8827), (2716, 8476), (4238, 5432), (4564, 5044)]