18895976

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{743}}^1$

素因数の和:794

約数の個数: 48

約数和(自身を含む): 41113440

約数和(自身を除く): 22217464

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 289, 374, 578, 743, 748, 1156, 1486, 1496, 2312, 2972, 3179, 5944, 6358, 8173, 12631, 12716, 16346, 25262, 25432, 32692, 50524, 65384, 101048, 138941, 214727, 277882, 429454, 555764, 858908, 1111528, 1717816, 2361997, 4723994, 9447988, 18895976]

約数ペア:

[(1, 18895976), (2, 9447988), (4, 4723994), (8, 2361997), (11, 1717816), (17, 1111528), (22, 858908), (34, 555764), (44, 429454), (68, 277882), (88, 214727), (136, 138941), (187, 101048), (289, 65384), (374, 50524), (578, 32692), (743, 25432), (748, 25262), (1156, 16346), (1486, 12716), (1496, 12631), (2312, 8173), (2972, 6358), (3179, 5944)]