19113950

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 38167200

約数和(自身を除く): 19053250

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 113, 170, 199, 226, 398, 425, 565, 850, 995, 1130, 1921, 1990, 2825, 3383, 3842, 4975, 5650, 6766, 9605, 9950, 16915, 19210, 22487, 33830, 44974, 48025, 84575, 96050, 112435, 169150, 224870, 382279, 562175, 764558, 1124350, 1911395, 3822790, 9556975, 19113950]

約数ペア:

[(1, 19113950), (2, 9556975), (5, 3822790), (10, 1911395), (17, 1124350), (25, 764558), (34, 562175), (50, 382279), (85, 224870), (113, 169150), (170, 112435), (199, 96050), (226, 84575), (398, 48025), (425, 44974), (565, 33830), (850, 22487), (995, 19210), (1130, 16915), (1921, 9950), (1990, 9605), (2825, 6766), (3383, 5650), (3842, 4975)]