20195914834

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1\times {\mathrm{397}}^1$

素因数の和:815

約数の個数: 64

約数和(自身を含む): 33085071360

約数和(自身を除く): 12889156526

約数列:

[1, 2, 19, 38, 43, 86, 163, 191, 326, 382, 397, 794, 817, 1634, 3097, 3629, 6194, 7009, 7258, 7543, 8213, 14018, 15086, 16426, 17071, 31133, 34142, 62266, 64711, 75827, 129422, 133171, 151654, 156047, 266342, 312094, 324349, 591527, 648698, 1183054, 1229509, 1338719, 1440713, 2459018, 2677438, 2782573, 2881426, 3260561, 5565146, 6521122, 12359801, 24719602, 25435661, 50871322, 52868887, 61950659, 105737774, 123901318, 234836219, 469672438, 531471443, 1062942886, 10097957417, 20195914834]

約数ペア:

[(1, 20195914834), (2, 10097957417), (19, 1062942886), (38, 531471443), (43, 469672438), (86, 234836219), (163, 123901318), (191, 105737774), (326, 61950659), (382, 52868887), (397, 50871322), (794, 25435661), (817, 24719602), (1634, 12359801), (3097, 6521122), (3629, 5565146), (6194, 3260561), (7009, 2881426), (7258, 2782573), (7543, 2677438), (8213, 2459018), (14018, 1440713), (15086, 1338719), (16426, 1229509), (17071, 1183054), (31133, 648698), (34142, 591527), (62266, 324349), (64711, 312094), (75827, 266342), (129422, 156047), (133171, 151654)]