20163854284

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1783}}^1\times {\mathrm{9851}}^1$

素因数の和:11686

約数の個数: 48

約数和(自身を含む): 41338676736

約数和(自身を除く): 21174822452

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 1783, 3566, 7132, 9851, 12481, 19702, 24962, 39404, 49924, 68957, 73103, 137914, 146206, 275828, 292412, 403891, 511721, 807782, 1023442, 1615564, 2046884, 2827237, 5654474, 11308948, 17564333, 35128666, 70257332, 122950331, 245900662, 491801324, 720137653, 1440275306, 2880550612, 5040963571, 10081927142, 20163854284]

約数ペア:

[(1, 20163854284), (2, 10081927142), (4, 5040963571), (7, 2880550612), (14, 1440275306), (28, 720137653), (41, 491801324), (82, 245900662), (164, 122950331), (287, 70257332), (574, 35128666), (1148, 17564333), (1783, 11308948), (3566, 5654474), (7132, 2827237), (9851, 2046884), (12481, 1615564), (19702, 1023442), (24962, 807782), (39404, 511721), (49924, 403891), (68957, 292412), (73103, 275828), (137914, 146206)]