20338208

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{3041}}^1$

素因数の和:3081

約数の個数: 48

約数和(自身を含む): 45995040

約数和(自身を除く): 25656832

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 32, 38, 44, 76, 88, 152, 176, 209, 304, 352, 418, 608, 836, 1672, 3041, 3344, 6082, 6688, 12164, 24328, 33451, 48656, 57779, 66902, 97312, 115558, 133804, 231116, 267608, 462232, 535216, 635569, 924464, 1070432, 1271138, 1848928, 2542276, 5084552, 10169104, 20338208]

約数ペア:

[(1, 20338208), (2, 10169104), (4, 5084552), (8, 2542276), (11, 1848928), (16, 1271138), (19, 1070432), (22, 924464), (32, 635569), (38, 535216), (44, 462232), (76, 267608), (88, 231116), (152, 133804), (176, 115558), (209, 97312), (304, 66902), (352, 57779), (418, 48656), (608, 33451), (836, 24328), (1672, 12164), (3041, 6688), (3344, 6082)]