18019131

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:307

約数の個数: 32

約数和(自身を含む): 27095040

約数和(自身を除く): 9075909

約数列:

[1, 3, 13, 39, 41, 59, 123, 177, 191, 533, 573, 767, 1599, 2301, 2419, 2483, 7257, 7449, 7831, 11269, 23493, 31447, 33807, 94341, 101803, 146497, 305409, 439491, 462029, 1386087, 6006377, 18019131]

約数ペア:

[(1, 18019131), (3, 6006377), (13, 1386087), (39, 462029), (41, 439491), (59, 305409), (123, 146497), (177, 101803), (191, 94341), (533, 33807), (573, 31447), (767, 23493), (1599, 11269), (2301, 7831), (2419, 7449), (2483, 7257)]