18613128

素因数分解:

$2^3\times 3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:654

約数の個数: 64

約数和(自身を含む): 49248000

約数和(自身を除く): 30634872

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 29, 47, 58, 87, 94, 116, 141, 174, 188, 232, 282, 348, 376, 564, 569, 696, 1128, 1138, 1363, 1707, 2276, 2726, 3414, 4089, 4552, 5452, 6828, 8178, 10904, 13656, 16356, 16501, 26743, 32712, 33002, 49503, 53486, 66004, 80229, 99006, 106972, 132008, 160458, 198012, 213944, 320916, 396024, 641832, 775547, 1551094, 2326641, 3102188, 4653282, 6204376, 9306564, 18613128]

約数ペア:

[(1, 18613128), (2, 9306564), (3, 6204376), (4, 4653282), (6, 3102188), (8, 2326641), (12, 1551094), (24, 775547), (29, 641832), (47, 396024), (58, 320916), (87, 213944), (94, 198012), (116, 160458), (141, 132008), (174, 106972), (188, 99006), (232, 80229), (282, 66004), (348, 53486), (376, 49503), (564, 33002), (569, 32712), (696, 26743), (1128, 16501), (1138, 16356), (1363, 13656), (1707, 10904), (2276, 8178), (2726, 6828), (3414, 5452), (4089, 4552)]