20574204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7901}}^1$

素因数の和:7946

約数の個数: 48

約数和(自身を含む): 56641536

約数和(自身を除く): 36067332

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 31, 42, 62, 84, 93, 124, 186, 217, 372, 434, 651, 868, 1302, 2604, 7901, 15802, 23703, 31604, 47406, 55307, 94812, 110614, 165921, 221228, 244931, 331842, 489862, 663684, 734793, 979724, 1469586, 1714517, 2939172, 3429034, 5143551, 6858068, 10287102, 20574204]

約数ペア:

[(1, 20574204), (2, 10287102), (3, 6858068), (4, 5143551), (6, 3429034), (7, 2939172), (12, 1714517), (14, 1469586), (21, 979724), (28, 734793), (31, 663684), (42, 489862), (62, 331842), (84, 244931), (93, 221228), (124, 165921), (186, 110614), (217, 94812), (372, 55307), (434, 47406), (651, 31604), (868, 23703), (1302, 15802), (2604, 7901)]