201478888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101963}}^1$

素因数の和:102001

約数の個数: 32

約数和(自身を含む): 428248800

約数和(自身を除く): 226769912

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 101963, 203926, 407852, 815704, 1325519, 1937297, 2651038, 3874594, 5302076, 7749188, 10604152, 15498376, 25184861, 50369722, 100739444, 201478888]

約数ペア:

[(1, 201478888), (2, 100739444), (4, 50369722), (8, 25184861), (13, 15498376), (19, 10604152), (26, 7749188), (38, 5302076), (52, 3874594), (76, 2651038), (104, 1937297), (152, 1325519), (247, 815704), (494, 407852), (988, 203926), (1976, 101963)]