18668718

素因数分解:

$2^1\times 3^5\times {\mathrm{107}}^1\times {\mathrm{359}}^1$

素因数の和:483

約数の個数: 48

約数和(自身を含む): 42456960

約数和(自身を除く): 23788242

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 107, 162, 214, 243, 321, 359, 486, 642, 718, 963, 1077, 1926, 2154, 2889, 3231, 5778, 6462, 8667, 9693, 17334, 19386, 26001, 29079, 38413, 52002, 58158, 76826, 87237, 115239, 174474, 230478, 345717, 691434, 1037151, 2074302, 3111453, 6222906, 9334359, 18668718]

約数ペア:

[(1, 18668718), (2, 9334359), (3, 6222906), (6, 3111453), (9, 2074302), (18, 1037151), (27, 691434), (54, 345717), (81, 230478), (107, 174474), (162, 115239), (214, 87237), (243, 76826), (321, 58158), (359, 52002), (486, 38413), (642, 29079), (718, 26001), (963, 19386), (1077, 17334), (1926, 9693), (2154, 8667), (2889, 6462), (3231, 5778)]