2019480944

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{19457}}^1$

素因数の和:19977

約数の個数: 40

約数和(自身を含む): 4222386000

約数和(自身を除く): 2202905056

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 499, 998, 1996, 3992, 6487, 7984, 12974, 19457, 25948, 38914, 51896, 77828, 103792, 155656, 252941, 311312, 505882, 1011764, 2023528, 4047056, 9709043, 19418086, 38836172, 77672344, 126217559, 155344688, 252435118, 504870236, 1009740472, 2019480944]

約数ペア:

[(1, 2019480944), (2, 1009740472), (4, 504870236), (8, 252435118), (13, 155344688), (16, 126217559), (26, 77672344), (52, 38836172), (104, 19418086), (208, 9709043), (499, 4047056), (998, 2023528), (1996, 1011764), (3992, 505882), (6487, 311312), (7984, 252941), (12974, 155656), (19457, 103792), (25948, 77828), (38914, 51896)]