20120452

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:796

約数の個数: 48

約数和(自身を含む): 41827968

約数和(自身を除く): 21707516

約数列:

[1, 2, 4, 11, 17, 22, 34, 37, 44, 68, 74, 148, 187, 374, 407, 629, 727, 748, 814, 1258, 1454, 1628, 2516, 2908, 6919, 7997, 12359, 13838, 15994, 24718, 26899, 27676, 31988, 49436, 53798, 107596, 135949, 271898, 295889, 457283, 543796, 591778, 914566, 1183556, 1829132, 5030113, 10060226, 20120452]

約数ペア:

[(1, 20120452), (2, 10060226), (4, 5030113), (11, 1829132), (17, 1183556), (22, 914566), (34, 591778), (37, 543796), (44, 457283), (68, 295889), (74, 271898), (148, 135949), (187, 107596), (374, 53798), (407, 49436), (629, 31988), (727, 27676), (748, 26899), (814, 24718), (1258, 15994), (1454, 13838), (1628, 12359), (2516, 7997), (2908, 6919)]