19619838

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5023}}^1$

素因数の和:5069

約数の個数: 48

約数和(自身を含む): 50159616

約数和(自身を除く): 30539778

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 5023, 10046, 15069, 30138, 35161, 45207, 70322, 90414, 105483, 155713, 210966, 311426, 316449, 467139, 632898, 934278, 1089991, 1401417, 2179982, 2802834, 3269973, 6539946, 9809919, 19619838]

約数ペア:

[(1, 19619838), (2, 9809919), (3, 6539946), (6, 3269973), (7, 2802834), (9, 2179982), (14, 1401417), (18, 1089991), (21, 934278), (31, 632898), (42, 467139), (62, 316449), (63, 311426), (93, 210966), (126, 155713), (186, 105483), (217, 90414), (279, 70322), (434, 45207), (558, 35161), (651, 30138), (1302, 15069), (1953, 10046), (3906, 5023)]