20328048

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{10859}}^1$

素因数の和:10886

約数の個数: 60

約数和(自身を含む): 61272120

約数和(自身を除く): 40944072

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 10859, 21718, 32577, 43436, 65154, 86872, 97731, 130308, 141167, 173744, 195462, 260616, 282334, 390924, 423501, 521232, 564668, 781848, 847002, 1129336, 1270503, 1563696, 1694004, 2258672, 2541006, 3388008, 5082012, 6776016, 10164024, 20328048]

約数ペア:

[(1, 20328048), (2, 10164024), (3, 6776016), (4, 5082012), (6, 3388008), (8, 2541006), (9, 2258672), (12, 1694004), (13, 1563696), (16, 1270503), (18, 1129336), (24, 847002), (26, 781848), (36, 564668), (39, 521232), (48, 423501), (52, 390924), (72, 282334), (78, 260616), (104, 195462), (117, 173744), (144, 141167), (156, 130308), (208, 97731), (234, 86872), (312, 65154), (468, 43436), (624, 32577), (936, 21718), (1872, 10859)]