20161172892

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{367}}^1\times {\mathrm{93427}}^1$

素因数の和:93815

約数の個数: 72

約数和(自身を含む): 54872880384

約数和(自身を除く): 34711707492

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 367, 588, 734, 1101, 1468, 2202, 2569, 4404, 5138, 7707, 10276, 15414, 17983, 30828, 35966, 53949, 71932, 93427, 107898, 186854, 215796, 280281, 373708, 560562, 653989, 1121124, 1307978, 1961967, 2615956, 3923934, 4577923, 7847868, 9155846, 13733769, 18311692, 27467538, 34287709, 54935076, 68575418, 102863127, 137150836, 205726254, 240013963, 411452508, 480027926, 720041889, 960055852, 1440083778, 1680097741, 2880167556, 3360195482, 5040293223, 6720390964, 10080586446, 20161172892]

約数ペア:

[(1, 20161172892), (2, 10080586446), (3, 6720390964), (4, 5040293223), (6, 3360195482), (7, 2880167556), (12, 1680097741), (14, 1440083778), (21, 960055852), (28, 720041889), (42, 480027926), (49, 411452508), (84, 240013963), (98, 205726254), (147, 137150836), (196, 102863127), (294, 68575418), (367, 54935076), (588, 34287709), (734, 27467538), (1101, 18311692), (1468, 13733769), (2202, 9155846), (2569, 7847868), (4404, 4577923), (5138, 3923934), (7707, 2615956), (10276, 1961967), (15414, 1307978), (17983, 1121124), (30828, 653989), (35966, 560562), (53949, 373708), (71932, 280281), (93427, 215796), (107898, 186854)]