19138416

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{541}}^1$

素因数の和:630

約数の個数: 80

約数和(自身を含む): 54841728

約数和(自身を除く): 35703312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 67, 88, 132, 134, 176, 201, 264, 268, 402, 528, 536, 541, 737, 804, 1072, 1082, 1474, 1608, 1623, 2164, 2211, 2948, 3216, 3246, 4328, 4422, 5896, 5951, 6492, 8656, 8844, 11792, 11902, 12984, 17688, 17853, 23804, 25968, 35376, 35706, 36247, 47608, 71412, 72494, 95216, 108741, 142824, 144988, 217482, 285648, 289976, 398717, 434964, 579952, 797434, 869928, 1196151, 1594868, 1739856, 2392302, 3189736, 4784604, 6379472, 9569208, 19138416]

約数ペア:

[(1, 19138416), (2, 9569208), (3, 6379472), (4, 4784604), (6, 3189736), (8, 2392302), (11, 1739856), (12, 1594868), (16, 1196151), (22, 869928), (24, 797434), (33, 579952), (44, 434964), (48, 398717), (66, 289976), (67, 285648), (88, 217482), (132, 144988), (134, 142824), (176, 108741), (201, 95216), (264, 72494), (268, 71412), (402, 47608), (528, 36247), (536, 35706), (541, 35376), (737, 25968), (804, 23804), (1072, 17853), (1082, 17688), (1474, 12984), (1608, 11902), (1623, 11792), (2164, 8844), (2211, 8656), (2948, 6492), (3216, 5951), (3246, 5896), (4328, 4422)]