19398392

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9817}}^1$

素因数の和:9855

約数の個数: 32

約数和(自身を含む): 41235600

約数和(自身を除く): 21837208

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9817, 19634, 39268, 78536, 127621, 186523, 255242, 373046, 510484, 746092, 1020968, 1492184, 2424799, 4849598, 9699196, 19398392]

約数ペア:

[(1, 19398392), (2, 9699196), (4, 4849598), (8, 2424799), (13, 1492184), (19, 1020968), (26, 746092), (38, 510484), (52, 373046), (76, 255242), (104, 186523), (152, 127621), (247, 78536), (494, 39268), (988, 19634), (1976, 9817)]