19867198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 32

約数和(自身を含む): 34151040

約数和(自身を除く): 14283842

約数列:

[1, 2, 13, 19, 26, 38, 131, 247, 262, 307, 494, 614, 1703, 2489, 3406, 3991, 4978, 5833, 7982, 11666, 32357, 40217, 64714, 75829, 80434, 151658, 522821, 764123, 1045642, 1528246, 9933599, 19867198]

約数ペア:

[(1, 19867198), (2, 9933599), (13, 1528246), (19, 1045642), (26, 764123), (38, 522821), (131, 151658), (247, 80434), (262, 75829), (307, 64714), (494, 40217), (614, 32357), (1703, 11666), (2489, 7982), (3406, 5833), (3991, 4978)]