19973016

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1723}}^1$

素因数の和:1765

約数の個数: 96

約数和(自身を含む): 64546560

約数和(自身を除く): 44573544

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 23, 24, 28, 36, 42, 46, 56, 63, 69, 72, 84, 92, 126, 138, 161, 168, 184, 207, 252, 276, 322, 414, 483, 504, 552, 644, 828, 966, 1288, 1449, 1656, 1723, 1932, 2898, 3446, 3864, 5169, 5796, 6892, 10338, 11592, 12061, 13784, 15507, 20676, 24122, 31014, 36183, 39629, 41352, 48244, 62028, 72366, 79258, 96488, 108549, 118887, 124056, 144732, 158516, 217098, 237774, 277403, 289464, 317032, 356661, 434196, 475548, 554806, 713322, 832209, 868392, 951096, 1109612, 1426644, 1664418, 2219224, 2496627, 2853288, 3328836, 4993254, 6657672, 9986508, 19973016]

約数ペア:

[(1, 19973016), (2, 9986508), (3, 6657672), (4, 4993254), (6, 3328836), (7, 2853288), (8, 2496627), (9, 2219224), (12, 1664418), (14, 1426644), (18, 1109612), (21, 951096), (23, 868392), (24, 832209), (28, 713322), (36, 554806), (42, 475548), (46, 434196), (56, 356661), (63, 317032), (69, 289464), (72, 277403), (84, 237774), (92, 217098), (126, 158516), (138, 144732), (161, 124056), (168, 118887), (184, 108549), (207, 96488), (252, 79258), (276, 72366), (322, 62028), (414, 48244), (483, 41352), (504, 39629), (552, 36183), (644, 31014), (828, 24122), (966, 20676), (1288, 15507), (1449, 13784), (1656, 12061), (1723, 11592), (1932, 10338), (2898, 6892), (3446, 5796), (3864, 5169)]