18914270

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 35060256

約数和(自身を除く): 16145986

約数列:

[1, 2, 5, 10, 61, 101, 122, 202, 305, 307, 505, 610, 614, 1010, 1535, 3070, 6161, 12322, 18727, 30805, 31007, 37454, 61610, 62014, 93635, 155035, 187270, 310070, 1891427, 3782854, 9457135, 18914270]

約数ペア:

[(1, 18914270), (2, 9457135), (5, 3782854), (10, 1891427), (61, 310070), (101, 187270), (122, 155035), (202, 93635), (305, 62014), (307, 61610), (505, 37454), (610, 31007), (614, 30805), (1010, 18727), (1535, 12322), (3070, 6161)]