20349937376

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{196337}}^1$

素因数の和:196467

約数の個数: 48

約数和(自身を含む): 41560827840

約数和(自身を除く): 21210890464

約数列:

[1, 2, 4, 8, 16, 32, 41, 79, 82, 158, 164, 316, 328, 632, 656, 1264, 1312, 2528, 3239, 6478, 12956, 25912, 51824, 103648, 196337, 392674, 785348, 1570696, 3141392, 6282784, 8049817, 15510623, 16099634, 31021246, 32199268, 62042492, 64398536, 124084984, 128797072, 248169968, 257594144, 496339936, 635935543, 1271871086, 2543742172, 5087484344, 10174968688, 20349937376]

約数ペア:

[(1, 20349937376), (2, 10174968688), (4, 5087484344), (8, 2543742172), (16, 1271871086), (32, 635935543), (41, 496339936), (79, 257594144), (82, 248169968), (158, 128797072), (164, 124084984), (316, 64398536), (328, 62042492), (632, 32199268), (656, 31021246), (1264, 16099634), (1312, 15510623), (2528, 8049817), (3239, 6282784), (6478, 3141392), (12956, 1570696), (25912, 785348), (51824, 392674), (103648, 196337)]