2019436964

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 3792465600

約数和(自身を除く): 1773028636

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 659, 661, 1159, 1318, 1322, 2318, 2636, 2644, 4636, 12521, 12559, 25042, 25118, 40199, 40321, 50084, 50236, 80398, 80642, 160796, 161284, 435599, 763781, 766099, 871198, 1527562, 1532198, 1742396, 3055124, 3064396, 8276381, 16552762, 26571539, 33105524, 53143078, 106286156, 504859241, 1009718482, 2019436964]

約数ペア:

[(1, 2019436964), (2, 1009718482), (4, 504859241), (19, 106286156), (38, 53143078), (61, 33105524), (76, 26571539), (122, 16552762), (244, 8276381), (659, 3064396), (661, 3055124), (1159, 1742396), (1318, 1532198), (1322, 1527562), (2318, 871198), (2636, 766099), (2644, 763781), (4636, 435599), (12521, 161284), (12559, 160796), (25042, 80642), (25118, 80398), (40199, 50236), (40321, 50084)]