20181208458

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1\times {\mathrm{2399}}^1$

素因数の和:3771

約数の個数: 64

約数和(自身を含む): 43064524800

約数和(自身を除く): 22883316342

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 94, 138, 141, 282, 1081, 1297, 2162, 2399, 2594, 3243, 3891, 4798, 6486, 7197, 7782, 14394, 29831, 55177, 59662, 60959, 89493, 110354, 112753, 121918, 165531, 178986, 182877, 225506, 331062, 338259, 365754, 676518, 1402057, 2593319, 2804114, 3111503, 4206171, 5186638, 6223006, 7779957, 8412342, 9334509, 15559914, 18669018, 71564569, 143129138, 146240641, 214693707, 292481282, 429387414, 438721923, 877443846, 3363534743, 6727069486, 10090604229, 20181208458]

約数ペア:

[(1, 20181208458), (2, 10090604229), (3, 6727069486), (6, 3363534743), (23, 877443846), (46, 438721923), (47, 429387414), (69, 292481282), (94, 214693707), (138, 146240641), (141, 143129138), (282, 71564569), (1081, 18669018), (1297, 15559914), (2162, 9334509), (2399, 8412342), (2594, 7779957), (3243, 6223006), (3891, 5186638), (4798, 4206171), (6486, 3111503), (7197, 2804114), (7782, 2593319), (14394, 1402057), (29831, 676518), (55177, 365754), (59662, 338259), (60959, 331062), (89493, 225506), (110354, 182877), (112753, 178986), (121918, 165531)]