19685470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12227}}^1$

素因数の和:12264

約数の個数: 32

約数和(自身を含む): 42259968

約数和(自身を除く): 22574498

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 12227, 24454, 61135, 85589, 122270, 171178, 281221, 427945, 562442, 855890, 1406105, 1968547, 2812210, 3937094, 9842735, 19685470]

約数ペア:

[(1, 19685470), (2, 9842735), (5, 3937094), (7, 2812210), (10, 1968547), (14, 1406105), (23, 855890), (35, 562442), (46, 427945), (70, 281221), (115, 171178), (161, 122270), (230, 85589), (322, 61135), (805, 24454), (1610, 12227)]