19111788

素因数分解:

$2^2\times 3^4\times {\mathrm{61}}^1\times {\mathrm{967}}^1$

素因数の和:1044

約数の個数: 60

約数和(自身を含む): 50833552

約数和(自身を除く): 31721764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 81, 108, 122, 162, 183, 244, 324, 366, 549, 732, 967, 1098, 1647, 1934, 2196, 2901, 3294, 3868, 4941, 5802, 6588, 8703, 9882, 11604, 17406, 19764, 26109, 34812, 52218, 58987, 78327, 104436, 117974, 156654, 176961, 235948, 313308, 353922, 530883, 707844, 1061766, 1592649, 2123532, 3185298, 4777947, 6370596, 9555894, 19111788]

約数ペア:

[(1, 19111788), (2, 9555894), (3, 6370596), (4, 4777947), (6, 3185298), (9, 2123532), (12, 1592649), (18, 1061766), (27, 707844), (36, 530883), (54, 353922), (61, 313308), (81, 235948), (108, 176961), (122, 156654), (162, 117974), (183, 104436), (244, 78327), (324, 58987), (366, 52218), (549, 34812), (732, 26109), (967, 19764), (1098, 17406), (1647, 11604), (1934, 9882), (2196, 8703), (2901, 6588), (3294, 5802), (3868, 4941)]