20216497762

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{23957}}^1$

素因数の和:24450

約数の個数: 32

約数和(自身を含む): 32602046400

約数和(自身を除く): 12385548638

約数列:

[1, 2, 19, 38, 53, 106, 419, 838, 1007, 2014, 7961, 15922, 22207, 23957, 44414, 47914, 421933, 455183, 843866, 910366, 1269721, 2539442, 10037983, 20075966, 24124699, 48249398, 190721677, 381443354, 532013099, 1064026198, 10108248881, 20216497762]

約数ペア:

[(1, 20216497762), (2, 10108248881), (19, 1064026198), (38, 532013099), (53, 381443354), (106, 190721677), (419, 48249398), (838, 24124699), (1007, 20075966), (2014, 10037983), (7961, 2539442), (15922, 1269721), (22207, 910366), (23957, 843866), (44414, 455183), (47914, 421933)]