20795808

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 96

約数和(自身を含む): 60963840

約数和(自身を除く): 40168032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 47, 48, 66, 88, 94, 96, 132, 141, 176, 188, 264, 282, 352, 376, 419, 517, 528, 564, 752, 838, 1034, 1056, 1128, 1257, 1504, 1551, 1676, 2068, 2256, 2514, 3102, 3352, 4136, 4512, 4609, 5028, 6204, 6704, 8272, 9218, 10056, 12408, 13408, 13827, 16544, 18436, 19693, 20112, 24816, 27654, 36872, 39386, 40224, 49632, 55308, 59079, 73744, 78772, 110616, 118158, 147488, 157544, 216623, 221232, 236316, 315088, 433246, 442464, 472632, 630176, 649869, 866492, 945264, 1299738, 1732984, 1890528, 2599476, 3465968, 5198952, 6931936, 10397904, 20795808]

約数ペア:

[(1, 20795808), (2, 10397904), (3, 6931936), (4, 5198952), (6, 3465968), (8, 2599476), (11, 1890528), (12, 1732984), (16, 1299738), (22, 945264), (24, 866492), (32, 649869), (33, 630176), (44, 472632), (47, 442464), (48, 433246), (66, 315088), (88, 236316), (94, 221232), (96, 216623), (132, 157544), (141, 147488), (176, 118158), (188, 110616), (264, 78772), (282, 73744), (352, 59079), (376, 55308), (419, 49632), (517, 40224), (528, 39386), (564, 36872), (752, 27654), (838, 24816), (1034, 20112), (1056, 19693), (1128, 18436), (1257, 16544), (1504, 13827), (1551, 13408), (1676, 12408), (2068, 10056), (2256, 9218), (2514, 8272), (3102, 6704), (3352, 6204), (4136, 5028), (4512, 4609)]