20219192476

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{3769}}^1\times {\mathrm{4673}}^1$

素因数の和:8494

約数の個数: 48

約数和(自身を含む): 41444544960

約数和(自身を除く): 21225352484

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 287, 574, 1148, 3769, 4673, 7538, 9346, 15076, 18692, 26383, 32711, 52766, 65422, 105532, 130844, 154529, 191593, 309058, 383186, 618116, 766372, 1081703, 1341151, 2163406, 2682302, 4326812, 5364604, 17612537, 35225074, 70450148, 123287759, 246575518, 493151036, 722114017, 1444228034, 2888456068, 5054798119, 10109596238, 20219192476]

約数ペア:

[(1, 20219192476), (2, 10109596238), (4, 5054798119), (7, 2888456068), (14, 1444228034), (28, 722114017), (41, 493151036), (82, 246575518), (164, 123287759), (287, 70450148), (574, 35225074), (1148, 17612537), (3769, 5364604), (4673, 4326812), (7538, 2682302), (9346, 2163406), (15076, 1341151), (18692, 1081703), (26383, 766372), (32711, 618116), (52766, 383186), (65422, 309058), (105532, 191593), (130844, 154529)]