19544492

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:131

約数の個数: 72

約数和(自身を含む): 41776560

約数和(自身を除く): 22232068

約数列:

[1, 2, 4, 11, 17, 22, 29, 34, 44, 53, 58, 68, 106, 116, 187, 212, 289, 319, 374, 493, 578, 583, 638, 748, 901, 986, 1156, 1166, 1276, 1537, 1802, 1972, 2332, 3074, 3179, 3604, 5423, 6148, 6358, 8381, 9911, 10846, 12716, 15317, 16762, 16907, 19822, 21692, 26129, 30634, 33524, 33814, 39644, 52258, 61268, 67628, 92191, 104516, 168487, 184382, 287419, 336974, 368764, 444193, 574838, 673948, 888386, 1149676, 1776772, 4886123, 9772246, 19544492]

約数ペア:

[(1, 19544492), (2, 9772246), (4, 4886123), (11, 1776772), (17, 1149676), (22, 888386), (29, 673948), (34, 574838), (44, 444193), (53, 368764), (58, 336974), (68, 287419), (106, 184382), (116, 168487), (187, 104516), (212, 92191), (289, 67628), (319, 61268), (374, 52258), (493, 39644), (578, 33814), (583, 33524), (638, 30634), (748, 26129), (901, 21692), (986, 19822), (1156, 16907), (1166, 16762), (1276, 15317), (1537, 12716), (1802, 10846), (1972, 9911), (2332, 8381), (3074, 6358), (3179, 6148), (3604, 5423)]