19002837620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{230561}}^1$

素因数の和:230900

約数の個数: 48

約数和(自身を含む): 43111405008

約数和(自身を除く): 24108567388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 317, 634, 1268, 1585, 3170, 4121, 6340, 8242, 16484, 20605, 41210, 82420, 230561, 461122, 922244, 1152805, 2305610, 2997293, 4611220, 5994586, 11989172, 14986465, 29972930, 59945860, 73087837, 146175674, 292351348, 365439185, 730878370, 950141881, 1461756740, 1900283762, 3800567524, 4750709405, 9501418810, 19002837620]

約数ペア:

[(1, 19002837620), (2, 9501418810), (4, 4750709405), (5, 3800567524), (10, 1900283762), (13, 1461756740), (20, 950141881), (26, 730878370), (52, 365439185), (65, 292351348), (130, 146175674), (260, 73087837), (317, 59945860), (634, 29972930), (1268, 14986465), (1585, 11989172), (3170, 5994586), (4121, 4611220), (6340, 2997293), (8242, 2305610), (16484, 1152805), (20605, 922244), (41210, 461122), (82420, 230561)]