920536016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{42649}}^1$

素因数の和:42747

約数の個数: 40

約数和(自身を含む): 1903896000

約数和(自身を除く): 983359984

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 5396, 10792, 21584, 42649, 85298, 170596, 341192, 682384, 810331, 1620662, 3028079, 3241324, 6056158, 6482648, 12112316, 12965296, 24224632, 48449264, 57533501, 115067002, 230134004, 460268008, 920536016]

約数ペア:

[(1, 920536016), (2, 460268008), (4, 230134004), (8, 115067002), (16, 57533501), (19, 48449264), (38, 24224632), (71, 12965296), (76, 12112316), (142, 6482648), (152, 6056158), (284, 3241324), (304, 3028079), (568, 1620662), (1136, 810331), (1349, 682384), (2698, 341192), (5396, 170596), (10792, 85298), (21584, 42649)]