2008403284

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{151}}^2$

素因数の和:405

約数の個数: 54

約数和(自身を含む): 3795370362

約数和(自身を除く): 1786967078

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 151, 244, 302, 361, 604, 722, 1159, 1444, 2318, 2869, 4636, 5738, 9211, 11476, 18422, 22021, 22801, 36844, 44042, 45602, 54511, 88084, 91204, 109022, 175009, 218044, 350018, 433219, 700036, 866438, 1390861, 1732876, 2781722, 3325171, 5563444, 6650342, 8231161, 13300684, 16462322, 26426359, 32924644, 52852718, 105705436, 502100821, 1004201642, 2008403284]

約数ペア:

[(1, 2008403284), (2, 1004201642), (4, 502100821), (19, 105705436), (38, 52852718), (61, 32924644), (76, 26426359), (122, 16462322), (151, 13300684), (244, 8231161), (302, 6650342), (361, 5563444), (604, 3325171), (722, 2781722), (1159, 1732876), (1444, 1390861), (2318, 866438), (2869, 700036), (4636, 433219), (5738, 350018), (9211, 218044), (11476, 175009), (18422, 109022), (22021, 91204), (22801, 88084), (36844, 54511), (44042, 45602)]