20133442028

素因数分解:

$2^2\times 7^2\times {\mathrm{149}}^1\times {\mathrm{463}}^1\times {\mathrm{1489}}^1$

素因数の和:2119

約数の個数: 72

約数和(自身を含む): 41377896000

約数和(自身を除く): 21244453972

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 463, 596, 926, 1043, 1489, 1852, 2086, 2978, 3241, 4172, 5956, 6482, 7301, 10423, 12964, 14602, 20846, 22687, 29204, 41692, 45374, 68987, 72961, 90748, 137974, 145922, 221861, 275948, 291844, 443722, 482909, 689407, 887444, 965818, 1378814, 1553027, 1931636, 2757628, 3106054, 3380363, 4825849, 6212108, 6760726, 9651698, 10871189, 13521452, 19303396, 21742378, 33780943, 43484756, 67561886, 102721643, 135123772, 205443286, 410886572, 719051501, 1438103002, 2876206004, 5033360507, 10066721014, 20133442028]

約数ペア:

[(1, 20133442028), (2, 10066721014), (4, 5033360507), (7, 2876206004), (14, 1438103002), (28, 719051501), (49, 410886572), (98, 205443286), (149, 135123772), (196, 102721643), (298, 67561886), (463, 43484756), (596, 33780943), (926, 21742378), (1043, 19303396), (1489, 13521452), (1852, 10871189), (2086, 9651698), (2978, 6760726), (3241, 6212108), (4172, 4825849), (5956, 3380363), (6482, 3106054), (7301, 2757628), (10423, 1931636), (12964, 1553027), (14602, 1378814), (20846, 965818), (22687, 887444), (29204, 689407), (41692, 482909), (45374, 443722), (68987, 291844), (72961, 275948), (90748, 221861), (137974, 145922)]