20121746484

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{993961}}^1$

素因数の和:994216

約数の個数: 48

約数和(自身を含む): 53880692096

約数和(自身を除く): 33758945612

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 241, 482, 723, 964, 1446, 1687, 2892, 3374, 5061, 6748, 10122, 20244, 993961, 1987922, 2981883, 3975844, 5963766, 6957727, 11927532, 13915454, 20873181, 27830908, 41746362, 83492724, 239544601, 479089202, 718633803, 958178404, 1437267606, 1676812207, 2874535212, 3353624414, 5030436621, 6707248828, 10060873242, 20121746484]

約数ペア:

[(1, 20121746484), (2, 10060873242), (3, 6707248828), (4, 5030436621), (6, 3353624414), (7, 2874535212), (12, 1676812207), (14, 1437267606), (21, 958178404), (28, 718633803), (42, 479089202), (84, 239544601), (241, 83492724), (482, 41746362), (723, 27830908), (964, 20873181), (1446, 13915454), (1687, 11927532), (2892, 6957727), (3374, 5963766), (5061, 3975844), (6748, 2981883), (10122, 1987922), (20244, 993961)]