19598904

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{20939}}^1$

素因数の和:20964

約数の個数: 48

約数和(自身を含む): 57166200

約数和(自身を除く): 37567296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 20939, 41878, 62817, 83756, 125634, 167512, 188451, 251268, 272207, 376902, 502536, 544414, 753804, 816621, 1088828, 1507608, 1633242, 2177656, 2449863, 3266484, 4899726, 6532968, 9799452, 19598904]

約数ペア:

[(1, 19598904), (2, 9799452), (3, 6532968), (4, 4899726), (6, 3266484), (8, 2449863), (9, 2177656), (12, 1633242), (13, 1507608), (18, 1088828), (24, 816621), (26, 753804), (36, 544414), (39, 502536), (52, 376902), (72, 272207), (78, 251268), (104, 188451), (117, 167512), (156, 125634), (234, 83756), (312, 62817), (468, 41878), (936, 20939)]