20426976

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{3733}}^1$

素因数の和:3768

約数の個数: 72

約数和(自身を含む): 61162920

約数和(自身を除く): 40735944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 288, 304, 342, 456, 608, 684, 912, 1368, 1824, 2736, 3733, 5472, 7466, 11199, 14932, 22398, 29864, 33597, 44796, 59728, 67194, 70927, 89592, 119456, 134388, 141854, 179184, 212781, 268776, 283708, 358368, 425562, 537552, 567416, 638343, 851124, 1075104, 1134832, 1276686, 1702248, 2269664, 2553372, 3404496, 5106744, 6808992, 10213488, 20426976]

約数ペア:

[(1, 20426976), (2, 10213488), (3, 6808992), (4, 5106744), (6, 3404496), (8, 2553372), (9, 2269664), (12, 1702248), (16, 1276686), (18, 1134832), (19, 1075104), (24, 851124), (32, 638343), (36, 567416), (38, 537552), (48, 425562), (57, 358368), (72, 283708), (76, 268776), (96, 212781), (114, 179184), (144, 141854), (152, 134388), (171, 119456), (228, 89592), (288, 70927), (304, 67194), (342, 59728), (456, 44796), (608, 33597), (684, 29864), (912, 22398), (1368, 14932), (1824, 11199), (2736, 7466), (3733, 5472)]