19500216

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^2\times {\mathrm{181}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 49762440

約数和(自身を除く): 30262224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 134, 181, 201, 268, 362, 402, 536, 543, 724, 804, 1086, 1448, 1608, 2172, 4344, 4489, 8978, 12127, 13467, 17956, 24254, 26934, 35912, 36381, 48508, 53868, 72762, 97016, 107736, 145524, 291048, 812509, 1625018, 2437527, 3250036, 4875054, 6500072, 9750108, 19500216]

約数ペア:

[(1, 19500216), (2, 9750108), (3, 6500072), (4, 4875054), (6, 3250036), (8, 2437527), (12, 1625018), (24, 812509), (67, 291048), (134, 145524), (181, 107736), (201, 97016), (268, 72762), (362, 53868), (402, 48508), (536, 36381), (543, 35912), (724, 26934), (804, 24254), (1086, 17956), (1448, 13467), (1608, 12127), (2172, 8978), (4344, 4489)]