18412672

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 39535200

約数和(自身を除く): 21122528

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 67, 76, 113, 128, 134, 152, 226, 268, 304, 452, 536, 608, 904, 1072, 1216, 1273, 1808, 2144, 2147, 2432, 2546, 3616, 4288, 4294, 5092, 7232, 7571, 8576, 8588, 10184, 14464, 15142, 17176, 20368, 30284, 34352, 40736, 60568, 68704, 81472, 121136, 137408, 143849, 162944, 242272, 274816, 287698, 484544, 575396, 969088, 1150792, 2301584, 4603168, 9206336, 18412672]

約数ペア:

[(1, 18412672), (2, 9206336), (4, 4603168), (8, 2301584), (16, 1150792), (19, 969088), (32, 575396), (38, 484544), (64, 287698), (67, 274816), (76, 242272), (113, 162944), (128, 143849), (134, 137408), (152, 121136), (226, 81472), (268, 68704), (304, 60568), (452, 40736), (536, 34352), (608, 30284), (904, 20368), (1072, 17176), (1216, 15142), (1273, 14464), (1808, 10184), (2144, 8588), (2147, 8576), (2432, 7571), (2546, 7232), (3616, 5092), (4288, 4294)]