20413764

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1373}}^1$

素因数の和:1449

約数の個数: 72

約数和(自身を含む): 60016320

約数和(自身を除く): 39602556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 59, 63, 84, 118, 126, 177, 236, 252, 354, 413, 531, 708, 826, 1062, 1239, 1373, 1652, 2124, 2478, 2746, 3717, 4119, 4956, 5492, 7434, 8238, 9611, 12357, 14868, 16476, 19222, 24714, 28833, 38444, 49428, 57666, 81007, 86499, 115332, 162014, 172998, 243021, 324028, 345996, 486042, 567049, 729063, 972084, 1134098, 1458126, 1701147, 2268196, 2916252, 3402294, 5103441, 6804588, 10206882, 20413764]

約数ペア:

[(1, 20413764), (2, 10206882), (3, 6804588), (4, 5103441), (6, 3402294), (7, 2916252), (9, 2268196), (12, 1701147), (14, 1458126), (18, 1134098), (21, 972084), (28, 729063), (36, 567049), (42, 486042), (59, 345996), (63, 324028), (84, 243021), (118, 172998), (126, 162014), (177, 115332), (236, 86499), (252, 81007), (354, 57666), (413, 49428), (531, 38444), (708, 28833), (826, 24714), (1062, 19222), (1239, 16476), (1373, 14868), (1652, 12357), (2124, 9611), (2478, 8238), (2746, 7434), (3717, 5492), (4119, 4956)]