218561104

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{563}}^1\times {\mathrm{1277}}^1$

素因数の和:1867

約数の個数: 40

約数和(自身を含む): 446891040

約数和(自身を除く): 228329936

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 563, 1126, 1277, 2252, 2554, 4504, 5108, 9008, 10216, 10697, 20432, 21394, 24263, 42788, 48526, 85576, 97052, 171152, 194104, 388208, 718951, 1437902, 2875804, 5751608, 11503216, 13660069, 27320138, 54640276, 109280552, 218561104]

約数ペア:

[(1, 218561104), (2, 109280552), (4, 54640276), (8, 27320138), (16, 13660069), (19, 11503216), (38, 5751608), (76, 2875804), (152, 1437902), (304, 718951), (563, 388208), (1126, 194104), (1277, 171152), (2252, 97052), (2554, 85576), (4504, 48526), (5108, 42788), (9008, 24263), (10216, 21394), (10697, 20432)]