20367390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1$

素因数の和:417

約数の個数: 64

約数和(自身を含む): 51217920

約数和(自身を除く): 30850530

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 59, 74, 111, 118, 177, 185, 222, 295, 311, 354, 370, 555, 590, 622, 885, 933, 1110, 1555, 1770, 1866, 2183, 3110, 4366, 4665, 6549, 9330, 10915, 11507, 13098, 18349, 21830, 23014, 32745, 34521, 36698, 55047, 57535, 65490, 69042, 91745, 110094, 115070, 172605, 183490, 275235, 345210, 550470, 678913, 1357826, 2036739, 3394565, 4073478, 6789130, 10183695, 20367390]

約数ペア:

[(1, 20367390), (2, 10183695), (3, 6789130), (5, 4073478), (6, 3394565), (10, 2036739), (15, 1357826), (30, 678913), (37, 550470), (59, 345210), (74, 275235), (111, 183490), (118, 172605), (177, 115070), (185, 110094), (222, 91745), (295, 69042), (311, 65490), (354, 57535), (370, 55047), (555, 36698), (590, 34521), (622, 32745), (885, 23014), (933, 21830), (1110, 18349), (1555, 13098), (1770, 11507), (1866, 10915), (2183, 9330), (3110, 6549), (4366, 4665)]