18618845

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{229}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 27025920

約数和(自身を除く): 8407075

約数列:

[1, 5, 7, 23, 35, 101, 115, 161, 229, 505, 707, 805, 1145, 1603, 2323, 3535, 5267, 8015, 11615, 16261, 23129, 26335, 36869, 81305, 115645, 161903, 184345, 531967, 809515, 2659835, 3723769, 18618845]

約数ペア:

[(1, 18618845), (5, 3723769), (7, 2659835), (23, 809515), (35, 531967), (101, 184345), (115, 161903), (161, 115645), (229, 81305), (505, 36869), (707, 26335), (805, 23129), (1145, 16261), (1603, 11615), (2323, 8015), (3535, 5267)]