19933992921

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{409}}^1\times {\mathrm{1319}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 27146592000

約数和(自身を除く): 7212599079

約数列:

[1, 3, 109, 113, 327, 339, 409, 1227, 1319, 3957, 12317, 36951, 44581, 46217, 133743, 138651, 143771, 149047, 431313, 447141, 539471, 1618413, 5037653, 15112959, 16246123, 48738369, 58802339, 60960223, 176407017, 182880669, 6644664307, 19933992921]

約数ペア:

[(1, 19933992921), (3, 6644664307), (109, 182880669), (113, 176407017), (327, 60960223), (339, 58802339), (409, 48738369), (1227, 16246123), (1319, 15112959), (3957, 5037653), (12317, 1618413), (36951, 539471), (44581, 447141), (46217, 431313), (133743, 149047), (138651, 143771)]