20619924

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{1009}}^1$

素因数の和:1160

約数の個数: 48

約数和(自身を含む): 52261440

約数和(自身を除く): 31641516

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 131, 156, 262, 393, 524, 786, 1009, 1572, 1703, 2018, 3027, 3406, 4036, 5109, 6054, 6812, 10218, 12108, 13117, 20436, 26234, 39351, 52468, 78702, 132179, 157404, 264358, 396537, 528716, 793074, 1586148, 1718327, 3436654, 5154981, 6873308, 10309962, 20619924]

約数ペア:

[(1, 20619924), (2, 10309962), (3, 6873308), (4, 5154981), (6, 3436654), (12, 1718327), (13, 1586148), (26, 793074), (39, 528716), (52, 396537), (78, 264358), (131, 157404), (156, 132179), (262, 78702), (393, 52468), (524, 39351), (786, 26234), (1009, 20436), (1572, 13117), (1703, 12108), (2018, 10218), (3027, 6812), (3406, 6054), (4036, 5109)]