20572164

素因数分解:

$2^2\times 3^3\times {\mathrm{239}}^1\times {\mathrm{797}}^1$

素因数の和:1049

約数の個数: 48

約数和(自身を含む): 53625600

約数和(自身を除く): 33053436

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 239, 478, 717, 797, 956, 1434, 1594, 2151, 2391, 2868, 3188, 4302, 4782, 6453, 7173, 8604, 9564, 12906, 14346, 21519, 25812, 28692, 43038, 86076, 190483, 380966, 571449, 761932, 1142898, 1714347, 2285796, 3428694, 5143041, 6857388, 10286082, 20572164]

約数ペア:

[(1, 20572164), (2, 10286082), (3, 6857388), (4, 5143041), (6, 3428694), (9, 2285796), (12, 1714347), (18, 1142898), (27, 761932), (36, 571449), (54, 380966), (108, 190483), (239, 86076), (478, 43038), (717, 28692), (797, 25812), (956, 21519), (1434, 14346), (1594, 12906), (2151, 9564), (2391, 8604), (2868, 7173), (3188, 6453), (4302, 4782)]