20565197124

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{875711}}^1$

素因数の和:875840

約数の個数: 48

約数和(自身を含む): 51001466880

約数和(自身を除く): 30436269756

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 103, 114, 206, 228, 309, 412, 618, 1236, 1957, 3914, 5871, 7828, 11742, 23484, 875711, 1751422, 2627133, 3502844, 5254266, 10508532, 16638509, 33277018, 49915527, 66554036, 90198233, 99831054, 180396466, 199662108, 270594699, 360792932, 541189398, 1082378796, 1713766427, 3427532854, 5141299281, 6855065708, 10282598562, 20565197124]

約数ペア:

[(1, 20565197124), (2, 10282598562), (3, 6855065708), (4, 5141299281), (6, 3427532854), (12, 1713766427), (19, 1082378796), (38, 541189398), (57, 360792932), (76, 270594699), (103, 199662108), (114, 180396466), (206, 99831054), (228, 90198233), (309, 66554036), (412, 49915527), (618, 33277018), (1236, 16638509), (1957, 10508532), (3914, 5254266), (5871, 3502844), (7828, 2627133), (11742, 1751422), (23484, 875711)]