18928788

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1361}}^1$

素因数の和:1448

約数の個数: 48

約数和(自身を含む): 47288640

約数和(自身を除く): 28359852

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 114, 122, 183, 228, 244, 366, 732, 1159, 1361, 2318, 2722, 3477, 4083, 4636, 5444, 6954, 8166, 13908, 16332, 25859, 51718, 77577, 83021, 103436, 155154, 166042, 249063, 310308, 332084, 498126, 996252, 1577399, 3154798, 4732197, 6309596, 9464394, 18928788]

約数ペア:

[(1, 18928788), (2, 9464394), (3, 6309596), (4, 4732197), (6, 3154798), (12, 1577399), (19, 996252), (38, 498126), (57, 332084), (61, 310308), (76, 249063), (114, 166042), (122, 155154), (183, 103436), (228, 83021), (244, 77577), (366, 51718), (732, 25859), (1159, 16332), (1361, 13908), (2318, 8166), (2722, 6954), (3477, 5444), (4083, 4636)]