20188759948

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{260017}}^1$

素因数の和:260134

約数の個数: 48

約数和(自身を含む): 41935703040

約数和(自身を除く): 21746943092

約数列:

[1, 2, 4, 7, 14, 28, 47, 59, 94, 118, 188, 236, 329, 413, 658, 826, 1316, 1652, 2773, 5546, 11092, 19411, 38822, 77644, 260017, 520034, 1040068, 1820119, 3640238, 7280476, 12220799, 15341003, 24441598, 30682006, 48883196, 61364012, 85545593, 107387021, 171091186, 214774042, 342182372, 429548084, 721027141, 1442054282, 2884108564, 5047189987, 10094379974, 20188759948]

約数ペア:

[(1, 20188759948), (2, 10094379974), (4, 5047189987), (7, 2884108564), (14, 1442054282), (28, 721027141), (47, 429548084), (59, 342182372), (94, 214774042), (118, 171091186), (188, 107387021), (236, 85545593), (329, 61364012), (413, 48883196), (658, 30682006), (826, 24441598), (1316, 15341003), (1652, 12220799), (2773, 7280476), (5546, 3640238), (11092, 1820119), (19411, 1040068), (38822, 520034), (77644, 260017)]