1889187138

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{3391}}^1$

素因数の和:3605

約数の個数: 80

約数和(自身を含む): 4481917440

約数和(自身を除く): 2592730302

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 181, 342, 362, 513, 543, 1026, 1086, 1539, 1629, 3078, 3258, 3391, 3439, 4887, 6782, 6878, 9774, 10173, 10317, 14661, 20346, 20634, 29322, 30519, 30951, 61038, 61902, 64429, 91557, 92853, 128858, 183114, 185706, 193287, 274671, 278559, 386574, 549342, 557118, 579861, 613771, 1159722, 1227542, 1739583, 1841313, 3479166, 3682626, 5218749, 5523939, 10437498, 11047878, 11661649, 16571817, 23323298, 33143634, 34984947, 49715451, 69969894, 99430902, 104954841, 209909682, 314864523, 629729046, 944593569, 1889187138]

約数ペア:

[(1, 1889187138), (2, 944593569), (3, 629729046), (6, 314864523), (9, 209909682), (18, 104954841), (19, 99430902), (27, 69969894), (38, 49715451), (54, 34984947), (57, 33143634), (81, 23323298), (114, 16571817), (162, 11661649), (171, 11047878), (181, 10437498), (342, 5523939), (362, 5218749), (513, 3682626), (543, 3479166), (1026, 1841313), (1086, 1739583), (1539, 1227542), (1629, 1159722), (3078, 613771), (3258, 579861), (3391, 557118), (3439, 549342), (4887, 386574), (6782, 278559), (6878, 274671), (9774, 193287), (10173, 185706), (10317, 183114), (14661, 128858), (20346, 92853), (20634, 91557), (29322, 64429), (30519, 61902), (30951, 61038)]