201566972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1667}}^1$

素因数の和:1770

約数の個数: 48

約数和(自身を含む): 390445440

約数和(自身を除く): 188878468

約数列:

[1, 2, 4, 19, 37, 38, 43, 74, 76, 86, 148, 172, 703, 817, 1406, 1591, 1634, 1667, 2812, 3182, 3268, 3334, 6364, 6668, 30229, 31673, 60458, 61679, 63346, 71681, 120916, 123358, 126692, 143362, 246716, 286724, 1171901, 1361939, 2343802, 2652197, 2723878, 4687604, 5304394, 5447756, 10608788, 50391743, 100783486, 201566972]

約数ペア:

[(1, 201566972), (2, 100783486), (4, 50391743), (19, 10608788), (37, 5447756), (38, 5304394), (43, 4687604), (74, 2723878), (76, 2652197), (86, 2343802), (148, 1361939), (172, 1171901), (703, 286724), (817, 246716), (1406, 143362), (1591, 126692), (1634, 123358), (1667, 120916), (2812, 71681), (3182, 63346), (3268, 61679), (3334, 60458), (6364, 31673), (6668, 30229)]