19842192

素因数分解:

$2^4\times 3^3\times {\mathrm{23}}^1\times {\mathrm{1997}}^1$

素因数の和:2037

約数の個数: 80

約数和(自身を含む): 59460480

約数和(自身を除く): 39618288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 36, 46, 48, 54, 69, 72, 92, 108, 138, 144, 184, 207, 216, 276, 368, 414, 432, 552, 621, 828, 1104, 1242, 1656, 1997, 2484, 3312, 3994, 4968, 5991, 7988, 9936, 11982, 15976, 17973, 23964, 31952, 35946, 45931, 47928, 53919, 71892, 91862, 95856, 107838, 137793, 143784, 183724, 215676, 275586, 287568, 367448, 413379, 431352, 551172, 734896, 826758, 862704, 1102344, 1240137, 1653516, 2204688, 2480274, 3307032, 4960548, 6614064, 9921096, 19842192]

約数ペア:

[(1, 19842192), (2, 9921096), (3, 6614064), (4, 4960548), (6, 3307032), (8, 2480274), (9, 2204688), (12, 1653516), (16, 1240137), (18, 1102344), (23, 862704), (24, 826758), (27, 734896), (36, 551172), (46, 431352), (48, 413379), (54, 367448), (69, 287568), (72, 275586), (92, 215676), (108, 183724), (138, 143784), (144, 137793), (184, 107838), (207, 95856), (216, 91862), (276, 71892), (368, 53919), (414, 47928), (432, 45931), (552, 35946), (621, 31952), (828, 23964), (1104, 17973), (1242, 15976), (1656, 11982), (1997, 9936), (2484, 7988), (3312, 5991), (3994, 4968)]