18851521572

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1389001}}^1$

素因数の和:1389053

約数の個数: 72

約数和(自身を含む): 53087656440

約数和(自身を除く): 34236134868

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 52, 58, 78, 87, 116, 117, 156, 174, 234, 261, 348, 377, 468, 522, 754, 1044, 1131, 1508, 2262, 3393, 4524, 6786, 13572, 1389001, 2778002, 4167003, 5556004, 8334006, 12501009, 16668012, 18057013, 25002018, 36114026, 40281029, 50004036, 54171039, 72228052, 80562058, 108342078, 120843087, 161124116, 162513117, 216684156, 241686174, 325026234, 362529261, 483372348, 523653377, 650052468, 725058522, 1047306754, 1450117044, 1570960131, 2094613508, 3141920262, 4712880393, 6283840524, 9425760786, 18851521572]

約数ペア:

[(1, 18851521572), (2, 9425760786), (3, 6283840524), (4, 4712880393), (6, 3141920262), (9, 2094613508), (12, 1570960131), (13, 1450117044), (18, 1047306754), (26, 725058522), (29, 650052468), (36, 523653377), (39, 483372348), (52, 362529261), (58, 325026234), (78, 241686174), (87, 216684156), (116, 162513117), (117, 161124116), (156, 120843087), (174, 108342078), (234, 80562058), (261, 72228052), (348, 54171039), (377, 50004036), (468, 40281029), (522, 36114026), (754, 25002018), (1044, 18057013), (1131, 16668012), (1508, 12501009), (2262, 8334006), (3393, 5556004), (4524, 4167003), (6786, 2778002), (13572, 1389001)]