28005199948

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{458891}}^1$

素因数の和:458998

約数の個数: 48

約数和(自身を含む): 57049453440

約数和(自身を除く): 29044253492

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 73, 76, 146, 209, 292, 418, 803, 836, 1387, 1606, 2774, 3212, 5548, 15257, 30514, 61028, 458891, 917782, 1835564, 5047801, 8718929, 10095602, 17437858, 20191204, 33499043, 34875716, 66998086, 95908219, 133996172, 191816438, 368489473, 383632876, 636481817, 736978946, 1272963634, 1473957892, 2545927268, 7001299987, 14002599974, 28005199948]

約数ペア:

[(1, 28005199948), (2, 14002599974), (4, 7001299987), (11, 2545927268), (19, 1473957892), (22, 1272963634), (38, 736978946), (44, 636481817), (73, 383632876), (76, 368489473), (146, 191816438), (209, 133996172), (292, 95908219), (418, 66998086), (803, 34875716), (836, 33499043), (1387, 20191204), (1606, 17437858), (2774, 10095602), (3212, 8718929), (5548, 5047801), (15257, 1835564), (30514, 917782), (61028, 458891)]