18851145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:673

約数の個数: 32

約数和(自身を含む): 31843584

約数和(自身を除く): 12992439

約数列:

[1, 3, 5, 15, 23, 69, 101, 115, 303, 345, 505, 541, 1515, 1623, 2323, 2705, 6969, 8115, 11615, 12443, 34845, 37329, 54641, 62215, 163923, 186645, 273205, 819615, 1256743, 3770229, 6283715, 18851145]

約数ペア:

[(1, 18851145), (3, 6283715), (5, 3770229), (15, 1256743), (23, 819615), (69, 273205), (101, 186645), (115, 163923), (303, 62215), (345, 54641), (505, 37329), (541, 34845), (1515, 12443), (1623, 11615), (2323, 8115), (2705, 6969)]