20218832004

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{87623}}^1$

素因数の和:87745

約数の個数: 96

約数和(自身を含む): 56056928256

約数和(自身を除く): 35838096252

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 67, 82, 84, 123, 134, 164, 201, 246, 268, 287, 402, 469, 492, 574, 804, 861, 938, 1148, 1407, 1722, 1876, 2747, 2814, 3444, 5494, 5628, 8241, 10988, 16482, 19229, 32964, 38458, 57687, 76916, 87623, 115374, 175246, 230748, 262869, 350492, 525738, 613361, 1051476, 1226722, 1840083, 2453444, 3592543, 3680166, 5870741, 7185086, 7360332, 10777629, 11741482, 14370172, 17612223, 21555258, 23482964, 25147801, 35224446, 41095187, 43110516, 50295602, 70448892, 75443403, 82190374, 100591204, 123285561, 150886806, 164380748, 240700381, 246571122, 301773612, 481400762, 493142244, 722101143, 962801524, 1444202286, 1684902667, 2888404572, 3369805334, 5054708001, 6739610668, 10109416002, 20218832004]

約数ペア:

[(1, 20218832004), (2, 10109416002), (3, 6739610668), (4, 5054708001), (6, 3369805334), (7, 2888404572), (12, 1684902667), (14, 1444202286), (21, 962801524), (28, 722101143), (41, 493142244), (42, 481400762), (67, 301773612), (82, 246571122), (84, 240700381), (123, 164380748), (134, 150886806), (164, 123285561), (201, 100591204), (246, 82190374), (268, 75443403), (287, 70448892), (402, 50295602), (469, 43110516), (492, 41095187), (574, 35224446), (804, 25147801), (861, 23482964), (938, 21555258), (1148, 17612223), (1407, 14370172), (1722, 11741482), (1876, 10777629), (2747, 7360332), (2814, 7185086), (3444, 5870741), (5494, 3680166), (5628, 3592543), (8241, 2453444), (10988, 1840083), (16482, 1226722), (19229, 1051476), (32964, 613361), (38458, 525738), (57687, 350492), (76916, 262869), (87623, 230748), (115374, 175246)]