18673800405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{197}}^1\times {\mathrm{6659}}^1$

素因数の和:6950

約数の個数: 64

約数和(自身を含む): 32787659520

約数和(自身を除く): 14113859115

約数列:

[1, 3, 5, 13, 15, 39, 65, 73, 195, 197, 219, 365, 591, 949, 985, 1095, 2561, 2847, 2955, 4745, 6659, 7683, 12805, 14235, 14381, 19977, 33295, 38415, 43143, 71905, 86567, 99885, 186953, 215715, 259701, 432835, 486107, 560859, 934765, 1298505, 1311823, 1458321, 2430535, 2804295, 3935469, 6319391, 6559115, 7291605, 17053699, 18958173, 19677345, 31596955, 51161097, 85268495, 94790865, 95763079, 255805485, 287289237, 478815395, 1244920027, 1436446185, 3734760081, 6224600135, 18673800405]

約数ペア:

[(1, 18673800405), (3, 6224600135), (5, 3734760081), (13, 1436446185), (15, 1244920027), (39, 478815395), (65, 287289237), (73, 255805485), (195, 95763079), (197, 94790865), (219, 85268495), (365, 51161097), (591, 31596955), (949, 19677345), (985, 18958173), (1095, 17053699), (2561, 7291605), (2847, 6559115), (2955, 6319391), (4745, 3935469), (6659, 2804295), (7683, 2430535), (12805, 1458321), (14235, 1311823), (14381, 1298505), (19977, 934765), (33295, 560859), (38415, 486107), (43143, 432835), (71905, 259701), (86567, 215715), (99885, 186953)]