19006218885

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{499}}^1\times {\mathrm{811}}^1$

素因数の和:1450

約数の個数: 64

約数和(自身を含む): 31804416000

約数和(自身を除く): 12798197115

約数列:

[1, 3, 5, 15, 31, 93, 101, 155, 303, 465, 499, 505, 811, 1497, 1515, 2433, 2495, 3131, 4055, 7485, 9393, 12165, 15469, 15655, 25141, 46407, 46965, 50399, 75423, 77345, 81911, 125705, 151197, 232035, 245733, 251995, 377115, 404689, 409555, 755985, 1214067, 1228665, 1562369, 2023445, 2539241, 4687107, 6070335, 7617723, 7811845, 12545359, 12696205, 23435535, 37636077, 38088615, 40873589, 62726795, 122620767, 188180385, 204367945, 613103835, 1267081259, 3801243777, 6335406295, 19006218885]

約数ペア:

[(1, 19006218885), (3, 6335406295), (5, 3801243777), (15, 1267081259), (31, 613103835), (93, 204367945), (101, 188180385), (155, 122620767), (303, 62726795), (465, 40873589), (499, 38088615), (505, 37636077), (811, 23435535), (1497, 12696205), (1515, 12545359), (2433, 7811845), (2495, 7617723), (3131, 6070335), (4055, 4687107), (7485, 2539241), (9393, 2023445), (12165, 1562369), (15469, 1228665), (15655, 1214067), (25141, 755985), (46407, 409555), (46965, 404689), (50399, 377115), (75423, 251995), (77345, 245733), (81911, 232035), (125705, 151197)]