20227897956

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{649079}}^1$

素因数の和:649153

約数の個数: 72

約数和(自身を含む): 55940310720

約数和(自身を除く): 35712412764

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 84, 98, 106, 147, 159, 196, 212, 294, 318, 371, 588, 636, 742, 1113, 1484, 2226, 2597, 4452, 5194, 7791, 10388, 15582, 31164, 649079, 1298158, 1947237, 2596316, 3894474, 4543553, 7788948, 9087106, 13630659, 18174212, 27261318, 31804871, 34401187, 54522636, 63609742, 68802374, 95414613, 103203561, 127219484, 137604748, 190829226, 206407122, 240808309, 381658452, 412814244, 481616618, 722424927, 963233236, 1444849854, 1685658163, 2889699708, 3371316326, 5056974489, 6742632652, 10113948978, 20227897956]

約数ペア:

[(1, 20227897956), (2, 10113948978), (3, 6742632652), (4, 5056974489), (6, 3371316326), (7, 2889699708), (12, 1685658163), (14, 1444849854), (21, 963233236), (28, 722424927), (42, 481616618), (49, 412814244), (53, 381658452), (84, 240808309), (98, 206407122), (106, 190829226), (147, 137604748), (159, 127219484), (196, 103203561), (212, 95414613), (294, 68802374), (318, 63609742), (371, 54522636), (588, 34401187), (636, 31804871), (742, 27261318), (1113, 18174212), (1484, 13630659), (2226, 9087106), (2597, 7788948), (4452, 4543553), (5194, 3894474), (7791, 2596316), (10388, 1947237), (15582, 1298158), (31164, 649079)]