20219441907

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1021}}^1\times {\mathrm{49633}}^1$

素因数の和:50683

約数の個数: 32

約数和(自身を含む): 32464606720

約数和(自身を除く): 12245164813

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 1021, 3063, 7147, 19399, 21441, 49633, 58197, 135793, 148899, 347431, 407379, 943027, 1042293, 2829081, 6601189, 19803567, 50675293, 152025879, 354727051, 962830567, 1064181153, 2888491701, 6739813969, 20219441907]

約数ペア:

[(1, 20219441907), (3, 6739813969), (7, 2888491701), (19, 1064181153), (21, 962830567), (57, 354727051), (133, 152025879), (399, 50675293), (1021, 19803567), (3063, 6601189), (7147, 2829081), (19399, 1042293), (21441, 943027), (49633, 407379), (58197, 347431), (135793, 148899)]