20423392

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3413}}^1$

素因数の和:3451

約数の個数: 48

約数和(自身を含む): 46457712

約数和(自身を除く): 26034320

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 32, 34, 44, 68, 88, 136, 176, 187, 272, 352, 374, 544, 748, 1496, 2992, 3413, 5984, 6826, 13652, 27304, 37543, 54608, 58021, 75086, 109216, 116042, 150172, 232084, 300344, 464168, 600688, 638231, 928336, 1201376, 1276462, 1856672, 2552924, 5105848, 10211696, 20423392]

約数ペア:

[(1, 20423392), (2, 10211696), (4, 5105848), (8, 2552924), (11, 1856672), (16, 1276462), (17, 1201376), (22, 928336), (32, 638231), (34, 600688), (44, 464168), (68, 300344), (88, 232084), (136, 150172), (176, 116042), (187, 109216), (272, 75086), (352, 58021), (374, 54608), (544, 37543), (748, 27304), (1496, 13652), (2992, 6826), (3413, 5984)]