20121499308

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{643}}^1\times {\mathrm{113381}}^1$

素因数の和:114054

約数の個数: 48

約数和(自身を含む): 49068101376

約数和(自身を除く): 28946602068

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 643, 1286, 1929, 2572, 3858, 7716, 14789, 29578, 44367, 59156, 88734, 113381, 177468, 226762, 340143, 453524, 680286, 1360572, 2607763, 5215526, 7823289, 10431052, 15646578, 31293156, 72903983, 145807966, 218711949, 291615932, 437423898, 874847796, 1676791609, 3353583218, 5030374827, 6707166436, 10060749654, 20121499308]

約数ペア:

[(1, 20121499308), (2, 10060749654), (3, 6707166436), (4, 5030374827), (6, 3353583218), (12, 1676791609), (23, 874847796), (46, 437423898), (69, 291615932), (92, 218711949), (138, 145807966), (276, 72903983), (643, 31293156), (1286, 15646578), (1929, 10431052), (2572, 7823289), (3858, 5215526), (7716, 2607763), (14789, 1360572), (29578, 680286), (44367, 453524), (59156, 340143), (88734, 226762), (113381, 177468)]