20297808

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{4547}}^1$

素因数の和:4592

約数の個数: 60

約数和(自身を含む): 58651008

約数和(自身を除く): 38353200

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 4547, 9094, 13641, 18188, 27282, 36376, 40923, 54564, 72752, 81846, 109128, 140957, 163692, 218256, 281914, 327384, 422871, 563828, 654768, 845742, 1127656, 1268613, 1691484, 2255312, 2537226, 3382968, 5074452, 6765936, 10148904, 20297808]

約数ペア:

[(1, 20297808), (2, 10148904), (3, 6765936), (4, 5074452), (6, 3382968), (8, 2537226), (9, 2255312), (12, 1691484), (16, 1268613), (18, 1127656), (24, 845742), (31, 654768), (36, 563828), (48, 422871), (62, 327384), (72, 281914), (93, 218256), (124, 163692), (144, 140957), (186, 109128), (248, 81846), (279, 72752), (372, 54564), (496, 40923), (558, 36376), (744, 27282), (1116, 18188), (1488, 13641), (2232, 9094), (4464, 4547)]