18273999170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:984

約数の個数: 128

約数和(自身を含む): 40310784000

約数和(自身を除く): 22036784830

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 71, 95, 133, 142, 190, 266, 355, 431, 449, 497, 665, 710, 862, 898, 994, 1330, 1349, 2155, 2245, 2485, 2698, 3017, 3143, 4310, 4490, 4970, 6034, 6286, 6745, 8189, 8531, 9443, 13490, 15085, 15715, 16378, 17062, 18886, 30170, 30601, 31430, 31879, 40945, 42655, 47215, 57323, 59717, 61202, 63758, 81890, 85310, 94430, 114646, 119434, 153005, 159395, 193519, 214207, 223153, 286615, 298585, 306010, 318790, 387038, 428414, 446306, 573230, 581419, 597170, 605701, 967595, 1071035, 1115765, 1162838, 1211402, 1354633, 1935190, 2142070, 2231530, 2709266, 2907095, 3028505, 3676861, 4069933, 4239907, 5814190, 6057010, 6773165, 7353722, 8139866, 8479814, 13546330, 13739849, 18384305, 20349665, 21199535, 25738027, 27479698, 36768610, 40699330, 42399070, 51476054, 68699245, 96178943, 128690135, 137398490, 192357886, 257380270, 261057131, 480894715, 522114262, 961789430, 1305285655, 1827399917, 2610571310, 3654799834, 9136999585, 18273999170]

約数ペア:

[(1, 18273999170), (2, 9136999585), (5, 3654799834), (7, 2610571310), (10, 1827399917), (14, 1305285655), (19, 961789430), (35, 522114262), (38, 480894715), (70, 261057131), (71, 257380270), (95, 192357886), (133, 137398490), (142, 128690135), (190, 96178943), (266, 68699245), (355, 51476054), (431, 42399070), (449, 40699330), (497, 36768610), (665, 27479698), (710, 25738027), (862, 21199535), (898, 20349665), (994, 18384305), (1330, 13739849), (1349, 13546330), (2155, 8479814), (2245, 8139866), (2485, 7353722), (2698, 6773165), (3017, 6057010), (3143, 5814190), (4310, 4239907), (4490, 4069933), (4970, 3676861), (6034, 3028505), (6286, 2907095), (6745, 2709266), (8189, 2231530), (8531, 2142070), (9443, 1935190), (13490, 1354633), (15085, 1211402), (15715, 1162838), (16378, 1115765), (17062, 1071035), (18886, 967595), (30170, 605701), (30601, 597170), (31430, 581419), (31879, 573230), (40945, 446306), (42655, 428414), (47215, 387038), (57323, 318790), (59717, 306010), (61202, 298585), (63758, 286615), (81890, 223153), (85310, 214207), (94430, 193519), (114646, 159395), (119434, 153005)]