18490686

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2659}}^1$

素因数の和:2744

約数の個数: 32

約数和(自身を含む): 39580800

約数和(自身を除く): 21090114

約数列:

[1, 2, 3, 6, 19, 38, 57, 61, 114, 122, 183, 366, 1159, 2318, 2659, 3477, 5318, 6954, 7977, 15954, 50521, 101042, 151563, 162199, 303126, 324398, 486597, 973194, 3081781, 6163562, 9245343, 18490686]

約数ペア:

[(1, 18490686), (2, 9245343), (3, 6163562), (6, 3081781), (19, 973194), (38, 486597), (57, 324398), (61, 303126), (114, 162199), (122, 151563), (183, 101042), (366, 50521), (1159, 15954), (2318, 7977), (2659, 6954), (3477, 5318)]