18686804913

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{811}}^1\times {\mathrm{6199}}^1$

素因数の和:7082

約数の個数: 48

約数和(自身を含む): 31414656000

約数和(自身を除く): 12727851087

約数列:

[1, 3, 7, 9, 21, 59, 63, 177, 413, 531, 811, 1239, 2433, 3717, 5677, 6199, 7299, 17031, 18597, 43393, 47849, 51093, 55791, 130179, 143547, 334943, 365741, 390537, 430641, 1004829, 1097223, 2560187, 3014487, 3291669, 5027389, 7680561, 15082167, 23041683, 35191723, 45246501, 105575169, 296615951, 316725507, 889847853, 2076311657, 2669543559, 6228934971, 18686804913]

約数ペア:

[(1, 18686804913), (3, 6228934971), (7, 2669543559), (9, 2076311657), (21, 889847853), (59, 316725507), (63, 296615951), (177, 105575169), (413, 45246501), (531, 35191723), (811, 23041683), (1239, 15082167), (2433, 7680561), (3717, 5027389), (5677, 3291669), (6199, 3014487), (7299, 2560187), (17031, 1097223), (18597, 1004829), (43393, 430641), (47849, 390537), (51093, 365741), (55791, 334943), (130179, 143547)]