18721125972

素因数分解:

$2^2\times 3^4\times {\mathrm{29}}^1\times {\mathrm{563}}^1\times {\mathrm{3539}}^1$

素因数の和:4147

約数の個数: 120

約数和(自身を含む): 50732589600

約数和(自身を除く): 32011463628

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 29, 36, 54, 58, 81, 87, 108, 116, 162, 174, 261, 324, 348, 522, 563, 783, 1044, 1126, 1566, 1689, 2252, 2349, 3132, 3378, 3539, 4698, 5067, 6756, 7078, 9396, 10134, 10617, 14156, 15201, 16327, 20268, 21234, 30402, 31851, 32654, 42468, 45603, 48981, 60804, 63702, 65308, 91206, 95553, 97962, 102631, 127404, 146943, 182412, 191106, 195924, 205262, 286659, 293886, 307893, 382212, 410524, 440829, 573318, 587772, 615786, 881658, 923679, 1146636, 1231572, 1322487, 1763316, 1847358, 1992457, 2644974, 2771037, 3694716, 3984914, 5289948, 5542074, 5977371, 7969828, 8313111, 11084148, 11954742, 16626222, 17932113, 23909484, 33252444, 35864226, 53796339, 57781253, 71728452, 107592678, 115562506, 161389017, 173343759, 215185356, 231125012, 322778034, 346687518, 520031277, 645556068, 693375036, 1040062554, 1560093831, 2080125108, 3120187662, 4680281493, 6240375324, 9360562986, 18721125972]

約数ペア:

[(1, 18721125972), (2, 9360562986), (3, 6240375324), (4, 4680281493), (6, 3120187662), (9, 2080125108), (12, 1560093831), (18, 1040062554), (27, 693375036), (29, 645556068), (36, 520031277), (54, 346687518), (58, 322778034), (81, 231125012), (87, 215185356), (108, 173343759), (116, 161389017), (162, 115562506), (174, 107592678), (261, 71728452), (324, 57781253), (348, 53796339), (522, 35864226), (563, 33252444), (783, 23909484), (1044, 17932113), (1126, 16626222), (1566, 11954742), (1689, 11084148), (2252, 8313111), (2349, 7969828), (3132, 5977371), (3378, 5542074), (3539, 5289948), (4698, 3984914), (5067, 3694716), (6756, 2771037), (7078, 2644974), (9396, 1992457), (10134, 1847358), (10617, 1763316), (14156, 1322487), (15201, 1231572), (16327, 1146636), (20268, 923679), (21234, 881658), (30402, 615786), (31851, 587772), (32654, 573318), (42468, 440829), (45603, 410524), (48981, 382212), (60804, 307893), (63702, 293886), (65308, 286659), (91206, 205262), (95553, 195924), (97962, 191106), (102631, 182412), (127404, 146943)]