20649384

素因数分解:

$2^3\times 3^3\times 7^2\times {\mathrm{1951}}^1$

素因数の和:1980

約数の個数: 96

約数和(自身を含む): 66758400

約数和(自身を除く): 46109016

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 49, 54, 56, 63, 72, 84, 98, 108, 126, 147, 168, 189, 196, 216, 252, 294, 378, 392, 441, 504, 588, 756, 882, 1176, 1323, 1512, 1764, 1951, 2646, 3528, 3902, 5292, 5853, 7804, 10584, 11706, 13657, 15608, 17559, 23412, 27314, 35118, 40971, 46824, 52677, 54628, 70236, 81942, 95599, 105354, 109256, 122913, 140472, 163884, 191198, 210708, 245826, 286797, 327768, 368739, 382396, 421416, 491652, 573594, 737478, 764792, 860391, 983304, 1147188, 1474956, 1720782, 2294376, 2581173, 2949912, 3441564, 5162346, 6883128, 10324692, 20649384]

約数ペア:

[(1, 20649384), (2, 10324692), (3, 6883128), (4, 5162346), (6, 3441564), (7, 2949912), (8, 2581173), (9, 2294376), (12, 1720782), (14, 1474956), (18, 1147188), (21, 983304), (24, 860391), (27, 764792), (28, 737478), (36, 573594), (42, 491652), (49, 421416), (54, 382396), (56, 368739), (63, 327768), (72, 286797), (84, 245826), (98, 210708), (108, 191198), (126, 163884), (147, 140472), (168, 122913), (189, 109256), (196, 105354), (216, 95599), (252, 81942), (294, 70236), (378, 54628), (392, 52677), (441, 46824), (504, 40971), (588, 35118), (756, 27314), (882, 23412), (1176, 17559), (1323, 15608), (1512, 13657), (1764, 11706), (1951, 10584), (2646, 7804), (3528, 5853), (3902, 5292)]