2191287176

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{359}}^1\times {\mathrm{3089}}^1$

素因数の和:3486

約数の個数: 64

約数和(自身を含む): 4672080000

約数和(自身を除く): 2480792824

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 359, 494, 718, 988, 1436, 1976, 2872, 3089, 4667, 6178, 6821, 9334, 12356, 13642, 18668, 24712, 27284, 37336, 40157, 54568, 58691, 80314, 88673, 117382, 160628, 177346, 234764, 321256, 354692, 469528, 709384, 762983, 1108951, 1525966, 2217902, 3051932, 4435804, 6103864, 8871608, 14416363, 21070069, 28832726, 42140138, 57665452, 84280276, 115330904, 168560552, 273910897, 547821794, 1095643588, 2191287176]

約数ペア:

[(1, 2191287176), (2, 1095643588), (4, 547821794), (8, 273910897), (13, 168560552), (19, 115330904), (26, 84280276), (38, 57665452), (52, 42140138), (76, 28832726), (104, 21070069), (152, 14416363), (247, 8871608), (359, 6103864), (494, 4435804), (718, 3051932), (988, 2217902), (1436, 1525966), (1976, 1108951), (2872, 762983), (3089, 709384), (4667, 469528), (6178, 354692), (6821, 321256), (9334, 234764), (12356, 177346), (13642, 160628), (18668, 117382), (24712, 88673), (27284, 80314), (37336, 58691), (40157, 54568)]