19969704

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:455

約数の個数: 96

約数和(自身を含む): 58406400

約数和(自身を除く): 38436696

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 31, 36, 46, 62, 69, 72, 92, 93, 124, 138, 184, 186, 207, 248, 276, 279, 372, 389, 414, 552, 558, 713, 744, 778, 828, 1116, 1167, 1426, 1556, 1656, 2139, 2232, 2334, 2852, 3112, 3501, 4278, 4668, 5704, 6417, 7002, 8556, 8947, 9336, 12059, 12834, 14004, 17112, 17894, 24118, 25668, 26841, 28008, 35788, 36177, 48236, 51336, 53682, 71576, 72354, 80523, 96472, 107364, 108531, 144708, 161046, 214728, 217062, 277357, 289416, 322092, 434124, 554714, 644184, 832071, 868248, 1109428, 1664142, 2218856, 2496213, 3328284, 4992426, 6656568, 9984852, 19969704]

約数ペア:

[(1, 19969704), (2, 9984852), (3, 6656568), (4, 4992426), (6, 3328284), (8, 2496213), (9, 2218856), (12, 1664142), (18, 1109428), (23, 868248), (24, 832071), (31, 644184), (36, 554714), (46, 434124), (62, 322092), (69, 289416), (72, 277357), (92, 217062), (93, 214728), (124, 161046), (138, 144708), (184, 108531), (186, 107364), (207, 96472), (248, 80523), (276, 72354), (279, 71576), (372, 53682), (389, 51336), (414, 48236), (552, 36177), (558, 35788), (713, 28008), (744, 26841), (778, 25668), (828, 24118), (1116, 17894), (1167, 17112), (1426, 14004), (1556, 12834), (1656, 12059), (2139, 9336), (2232, 8947), (2334, 8556), (2852, 7002), (3112, 6417), (3501, 5704), (4278, 4668)]