20153757406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{127399}}^1$

素因数の和:127624

約数の個数: 32

約数和(自身を含む): 33388992000

約数和(自身を除く): 13235234594

約数列:

[1, 2, 19, 23, 38, 46, 181, 362, 437, 874, 3439, 4163, 6878, 8326, 79097, 127399, 158194, 254798, 2420581, 2930177, 4841162, 5860354, 23059219, 46118438, 55673363, 111346726, 438125161, 530362037, 876250322, 1060724074, 10076878703, 20153757406]

約数ペア:

[(1, 20153757406), (2, 10076878703), (19, 1060724074), (23, 876250322), (38, 530362037), (46, 438125161), (181, 111346726), (362, 55673363), (437, 46118438), (874, 23059219), (3439, 5860354), (4163, 4841162), (6878, 2930177), (8326, 2420581), (79097, 254798), (127399, 158194)]