20162581842

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61561}}^1$

素因数の和:61628

約数の個数: 96

約数和(自身を含む): 48668454720

約数和(自身を除く): 28505872878

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 169, 221, 247, 323, 338, 442, 494, 507, 646, 663, 741, 969, 1014, 1326, 1482, 1938, 2873, 3211, 4199, 5746, 6422, 8398, 8619, 9633, 12597, 17238, 19266, 25194, 54587, 61561, 109174, 123122, 163761, 184683, 327522, 369366, 800293, 1046537, 1169659, 1600586, 2093074, 2339318, 2400879, 3139611, 3508977, 4801758, 6279222, 7017954, 10403809, 13604981, 15205567, 19884203, 20807618, 27209962, 30411134, 31211427, 39768406, 40814943, 45616701, 59652609, 62422854, 81629886, 91233402, 119305218, 176864753, 197672371, 258494639, 353729506, 395344742, 516989278, 530594259, 593017113, 775483917, 1061188518, 1186034226, 1550967834, 3360430307, 6720860614, 10081290921, 20162581842]

約数ペア:

[(1, 20162581842), (2, 10081290921), (3, 6720860614), (6, 3360430307), (13, 1550967834), (17, 1186034226), (19, 1061188518), (26, 775483917), (34, 593017113), (38, 530594259), (39, 516989278), (51, 395344742), (57, 353729506), (78, 258494639), (102, 197672371), (114, 176864753), (169, 119305218), (221, 91233402), (247, 81629886), (323, 62422854), (338, 59652609), (442, 45616701), (494, 40814943), (507, 39768406), (646, 31211427), (663, 30411134), (741, 27209962), (969, 20807618), (1014, 19884203), (1326, 15205567), (1482, 13604981), (1938, 10403809), (2873, 7017954), (3211, 6279222), (4199, 4801758), (5746, 3508977), (6422, 3139611), (8398, 2400879), (8619, 2339318), (9633, 2093074), (12597, 1600586), (17238, 1169659), (19266, 1046537), (25194, 800293), (54587, 369366), (61561, 327522), (109174, 184683), (123122, 163761)]