18218996904

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1\times {\mathrm{58309}}^1$

素因数の和:58642

約数の個数: 64

約数和(自身を含む): 46685318400

約数和(自身を除く): 28466321496

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 277, 282, 376, 554, 564, 831, 1108, 1128, 1662, 2216, 3324, 6648, 13019, 26038, 39057, 52076, 58309, 78114, 104152, 116618, 156228, 174927, 233236, 312456, 349854, 466472, 699708, 1399416, 2740523, 5481046, 8221569, 10962092, 16151593, 16443138, 21924184, 32303186, 32886276, 48454779, 64606372, 65772552, 96909558, 129212744, 193819116, 387638232, 759124871, 1518249742, 2277374613, 3036499484, 4554749226, 6072998968, 9109498452, 18218996904]

約数ペア:

[(1, 18218996904), (2, 9109498452), (3, 6072998968), (4, 4554749226), (6, 3036499484), (8, 2277374613), (12, 1518249742), (24, 759124871), (47, 387638232), (94, 193819116), (141, 129212744), (188, 96909558), (277, 65772552), (282, 64606372), (376, 48454779), (554, 32886276), (564, 32303186), (831, 21924184), (1108, 16443138), (1128, 16151593), (1662, 10962092), (2216, 8221569), (3324, 5481046), (6648, 2740523), (13019, 1399416), (26038, 699708), (39057, 466472), (52076, 349854), (58309, 312456), (78114, 233236), (104152, 174927), (116618, 156228)]