20877446988

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{114407}}^1$

素因数の和:114591

約数の個数: 72

約数和(自身を含む): 54595955232

約数和(自身を除く): 33718508244

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 137, 148, 222, 274, 333, 411, 444, 548, 666, 822, 1233, 1332, 1644, 2466, 4932, 5069, 10138, 15207, 20276, 30414, 45621, 60828, 91242, 114407, 182484, 228814, 343221, 457628, 686442, 1029663, 1372884, 2059326, 4118652, 4233059, 8466118, 12699177, 15673759, 16932236, 25398354, 31347518, 38097531, 47021277, 50796708, 62695036, 76195062, 94042554, 141063831, 152390124, 188085108, 282127662, 564255324, 579929083, 1159858166, 1739787249, 2319716332, 3479574498, 5219361747, 6959148996, 10438723494, 20877446988]

約数ペア:

[(1, 20877446988), (2, 10438723494), (3, 6959148996), (4, 5219361747), (6, 3479574498), (9, 2319716332), (12, 1739787249), (18, 1159858166), (36, 579929083), (37, 564255324), (74, 282127662), (111, 188085108), (137, 152390124), (148, 141063831), (222, 94042554), (274, 76195062), (333, 62695036), (411, 50796708), (444, 47021277), (548, 38097531), (666, 31347518), (822, 25398354), (1233, 16932236), (1332, 15673759), (1644, 12699177), (2466, 8466118), (4932, 4233059), (5069, 4118652), (10138, 2059326), (15207, 1372884), (20276, 1029663), (30414, 686442), (45621, 457628), (60828, 343221), (91242, 228814), (114407, 182484)]