20874266

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{383}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 17279974

約数列:

[1, 2, 7, 14, 17, 34, 119, 229, 238, 383, 458, 766, 1603, 2681, 3206, 3893, 5362, 6511, 7786, 13022, 27251, 45577, 54502, 87707, 91154, 175414, 613949, 1227898, 1491019, 2982038, 10437133, 20874266]

約数ペア:

[(1, 20874266), (2, 10437133), (7, 2982038), (14, 1491019), (17, 1227898), (34, 613949), (119, 175414), (229, 91154), (238, 87707), (383, 54502), (458, 45577), (766, 27251), (1603, 13022), (2681, 7786), (3206, 6511), (3893, 5362)]