639317919632

素因数分解:

$2^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{18237047}}^1$

素因数の和:18237375

約数の個数: 40

約数和(自身を含む): 1420155401856

約数和(自身を除く): 780837482224

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 313, 626, 1252, 2191, 2504, 4382, 5008, 8764, 17528, 35056, 18237047, 36474094, 72948188, 127659329, 145896376, 255318658, 291792752, 510637316, 1021274632, 2042549264, 5708195711, 11416391422, 22832782844, 39957369977, 45665565688, 79914739954, 91331131376, 159829479908, 319658959816, 639317919632]

約数ペア:

[(1, 639317919632), (2, 319658959816), (4, 159829479908), (7, 91331131376), (8, 79914739954), (14, 45665565688), (16, 39957369977), (28, 22832782844), (56, 11416391422), (112, 5708195711), (313, 2042549264), (626, 1021274632), (1252, 510637316), (2191, 291792752), (2504, 255318658), (4382, 145896376), (5008, 127659329), (8764, 72948188), (17528, 36474094), (35056, 18237047)]