17959370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:711

約数の個数: 64

約数和(自身を含む): 40037760

約数和(自身を除く): 22078390

約数列:

[1, 2, 5, 10, 11, 13, 19, 22, 26, 38, 55, 65, 95, 110, 130, 143, 190, 209, 247, 286, 418, 494, 661, 715, 1045, 1235, 1322, 1430, 2090, 2470, 2717, 3305, 5434, 6610, 7271, 8593, 12559, 13585, 14542, 17186, 25118, 27170, 36355, 42965, 62795, 72710, 85930, 94523, 125590, 138149, 163267, 189046, 276298, 326534, 472615, 690745, 816335, 945230, 1381490, 1632670, 1795937, 3591874, 8979685, 17959370]

約数ペア:

[(1, 17959370), (2, 8979685), (5, 3591874), (10, 1795937), (11, 1632670), (13, 1381490), (19, 945230), (22, 816335), (26, 690745), (38, 472615), (55, 326534), (65, 276298), (95, 189046), (110, 163267), (130, 138149), (143, 125590), (190, 94523), (209, 85930), (247, 72710), (286, 62795), (418, 42965), (494, 36355), (661, 27170), (715, 25118), (1045, 17186), (1235, 14542), (1322, 13585), (1430, 12559), (2090, 8593), (2470, 7271), (2717, 6610), (3305, 5434)]