20080321902

素因数分解:

$2^1\times 3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{461}}^1\times {\mathrm{2063}}^1$

素因数の和:2575

約数の個数: 128

約数和(自身を含む): 49432965120

約数和(自身を除く): 29352643218

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 27, 34, 46, 51, 54, 69, 102, 138, 153, 207, 306, 391, 414, 459, 461, 621, 782, 918, 922, 1173, 1242, 1383, 2063, 2346, 2766, 3519, 4126, 4149, 6189, 7038, 7837, 8298, 10557, 10603, 12378, 12447, 15674, 18567, 21114, 21206, 23511, 24894, 31809, 35071, 37134, 47022, 47449, 55701, 63618, 70142, 70533, 94898, 95427, 105213, 111402, 141066, 142347, 180251, 190854, 210426, 211599, 284694, 286281, 315639, 360502, 423198, 427041, 540753, 572562, 631278, 806633, 854082, 946917, 951043, 1081506, 1281123, 1613266, 1622259, 1893834, 1902086, 2419899, 2562246, 2853129, 3244518, 4839798, 4866777, 5706258, 7259697, 8559387, 9733554, 14519394, 16167731, 17118774, 21779091, 21873989, 25678161, 32335462, 43558182, 43747978, 48503193, 51356322, 65621967, 97006386, 131243934, 145509579, 196865901, 291019158, 371857813, 393731802, 436528737, 590597703, 743715626, 873057474, 1115573439, 1181195406, 2231146878, 3346720317, 6693440634, 10040160951, 20080321902]

約数ペア:

[(1, 20080321902), (2, 10040160951), (3, 6693440634), (6, 3346720317), (9, 2231146878), (17, 1181195406), (18, 1115573439), (23, 873057474), (27, 743715626), (34, 590597703), (46, 436528737), (51, 393731802), (54, 371857813), (69, 291019158), (102, 196865901), (138, 145509579), (153, 131243934), (207, 97006386), (306, 65621967), (391, 51356322), (414, 48503193), (459, 43747978), (461, 43558182), (621, 32335462), (782, 25678161), (918, 21873989), (922, 21779091), (1173, 17118774), (1242, 16167731), (1383, 14519394), (2063, 9733554), (2346, 8559387), (2766, 7259697), (3519, 5706258), (4126, 4866777), (4149, 4839798), (6189, 3244518), (7038, 2853129), (7837, 2562246), (8298, 2419899), (10557, 1902086), (10603, 1893834), (12378, 1622259), (12447, 1613266), (15674, 1281123), (18567, 1081506), (21114, 951043), (21206, 946917), (23511, 854082), (24894, 806633), (31809, 631278), (35071, 572562), (37134, 540753), (47022, 427041), (47449, 423198), (55701, 360502), (63618, 315639), (70142, 286281), (70533, 284694), (94898, 211599), (95427, 210426), (105213, 190854), (111402, 180251), (141066, 142347)]