2019986330

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{9173}}^1$

素因数の和:9279

約数の個数: 48

約数和(自身を含む): 3900748104

約数和(自身を除く): 1880761774

約数列:

[1, 2, 5, 10, 19, 38, 61, 95, 122, 190, 305, 361, 610, 722, 1159, 1805, 2318, 3610, 5795, 9173, 11590, 18346, 22021, 44042, 45865, 91730, 110105, 174287, 220210, 348574, 559553, 871435, 1119106, 1742870, 2797765, 3311453, 5595530, 6622906, 10631507, 16557265, 21263014, 33114530, 53157535, 106315070, 201998633, 403997266, 1009993165, 2019986330]

約数ペア:

[(1, 2019986330), (2, 1009993165), (5, 403997266), (10, 201998633), (19, 106315070), (38, 53157535), (61, 33114530), (95, 21263014), (122, 16557265), (190, 10631507), (305, 6622906), (361, 5595530), (610, 3311453), (722, 2797765), (1159, 1742870), (1805, 1119106), (2318, 871435), (3610, 559553), (5795, 348574), (9173, 220210), (11590, 174287), (18346, 110105), (22021, 91730), (44042, 45865)]