20291064

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1213}}^1$

素因数の和:1280

約数の個数: 64

約数和(自身を含む): 55067040

約数和(自身を除く): 34775976

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 41, 51, 68, 82, 102, 123, 136, 164, 204, 246, 328, 408, 492, 697, 984, 1213, 1394, 2091, 2426, 2788, 3639, 4182, 4852, 5576, 7278, 8364, 9704, 14556, 16728, 20621, 29112, 41242, 49733, 61863, 82484, 99466, 123726, 149199, 164968, 198932, 247452, 298398, 397864, 494904, 596796, 845461, 1193592, 1690922, 2536383, 3381844, 5072766, 6763688, 10145532, 20291064]

約数ペア:

[(1, 20291064), (2, 10145532), (3, 6763688), (4, 5072766), (6, 3381844), (8, 2536383), (12, 1690922), (17, 1193592), (24, 845461), (34, 596796), (41, 494904), (51, 397864), (68, 298398), (82, 247452), (102, 198932), (123, 164968), (136, 149199), (164, 123726), (204, 99466), (246, 82484), (328, 61863), (408, 49733), (492, 41242), (697, 29112), (984, 20621), (1213, 16728), (1394, 14556), (2091, 9704), (2426, 8364), (2788, 7278), (3639, 5576), (4182, 4852)]