19691327229

素因数分解:

$3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{1185439}}^1$

素因数の和:1185569

約数の個数: 24

約数和(自身を含む): 30811956480

約数和(自身を除く): 11120629251

約数列:

[1, 3, 7, 21, 49, 113, 147, 339, 791, 2373, 5537, 16611, 1185439, 3556317, 8298073, 24894219, 58086511, 133954607, 174259533, 401863821, 937682249, 2813046747, 6563775743, 19691327229]

約数ペア:

[(1, 19691327229), (3, 6563775743), (7, 2813046747), (21, 937682249), (49, 401863821), (113, 174259533), (147, 133954607), (339, 58086511), (791, 24894219), (2373, 8298073), (5537, 3556317), (16611, 1185439)]