20686608

素因数分解:

$2^4\times 3^2\times {\mathrm{97}}^1\times {\mathrm{1481}}^1$

素因数の和:1592

約数の個数: 60

約数和(自身を含む): 58530108

約数和(自身を除く): 37843500

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 97, 144, 194, 291, 388, 582, 776, 873, 1164, 1481, 1552, 1746, 2328, 2962, 3492, 4443, 4656, 5924, 6984, 8886, 11848, 13329, 13968, 17772, 23696, 26658, 35544, 53316, 71088, 106632, 143657, 213264, 287314, 430971, 574628, 861942, 1149256, 1292913, 1723884, 2298512, 2585826, 3447768, 5171652, 6895536, 10343304, 20686608]

約数ペア:

[(1, 20686608), (2, 10343304), (3, 6895536), (4, 5171652), (6, 3447768), (8, 2585826), (9, 2298512), (12, 1723884), (16, 1292913), (18, 1149256), (24, 861942), (36, 574628), (48, 430971), (72, 287314), (97, 213264), (144, 143657), (194, 106632), (291, 71088), (388, 53316), (582, 35544), (776, 26658), (873, 23696), (1164, 17772), (1481, 13968), (1552, 13329), (1746, 11848), (2328, 8886), (2962, 6984), (3492, 5924), (4443, 4656)]