20747088

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{7583}}^1$

素因数の和:7616

約数の個数: 60

約数和(自身を含む): 61127040

約数和(自身を除く): 40379952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 36, 38, 48, 57, 72, 76, 114, 144, 152, 171, 228, 304, 342, 456, 684, 912, 1368, 2736, 7583, 15166, 22749, 30332, 45498, 60664, 68247, 90996, 121328, 136494, 144077, 181992, 272988, 288154, 363984, 432231, 545976, 576308, 864462, 1091952, 1152616, 1296693, 1728924, 2305232, 2593386, 3457848, 5186772, 6915696, 10373544, 20747088]

約数ペア:

[(1, 20747088), (2, 10373544), (3, 6915696), (4, 5186772), (6, 3457848), (8, 2593386), (9, 2305232), (12, 1728924), (16, 1296693), (18, 1152616), (19, 1091952), (24, 864462), (36, 576308), (38, 545976), (48, 432231), (57, 363984), (72, 288154), (76, 272988), (114, 181992), (144, 144077), (152, 136494), (171, 121328), (228, 90996), (304, 68247), (342, 60664), (456, 45498), (684, 30332), (912, 22749), (1368, 15166), (2736, 7583)]