19842064

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:344

約数の個数: 60

約数和(自身を含む): 43555372

約数和(自身を除く): 23713308

約数列:

[1, 2, 4, 8, 11, 16, 22, 37, 44, 74, 88, 121, 148, 176, 242, 277, 296, 407, 484, 554, 592, 814, 968, 1108, 1628, 1936, 2216, 3047, 3256, 4432, 4477, 6094, 6512, 8954, 10249, 12188, 17908, 20498, 24376, 33517, 35816, 40996, 48752, 67034, 71632, 81992, 112739, 134068, 163984, 225478, 268136, 450956, 536272, 901912, 1240129, 1803824, 2480258, 4960516, 9921032, 19842064]

約数ペア:

[(1, 19842064), (2, 9921032), (4, 4960516), (8, 2480258), (11, 1803824), (16, 1240129), (22, 901912), (37, 536272), (44, 450956), (74, 268136), (88, 225478), (121, 163984), (148, 134068), (176, 112739), (242, 81992), (277, 71632), (296, 67034), (407, 48752), (484, 40996), (554, 35816), (592, 33517), (814, 24376), (968, 20498), (1108, 17908), (1628, 12188), (1936, 10249), (2216, 8954), (3047, 6512), (3256, 6094), (4432, 4477)]