20567568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1493}}^1$

素因数の和:1552

約数の個数: 80

約数和(自身を含む): 62246016

約数和(自身を除く): 41678448

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1493, 1722, 1968, 2296, 2986, 3444, 4479, 4592, 5972, 6888, 8958, 10451, 11944, 13776, 17916, 20902, 23888, 31353, 35832, 41804, 61213, 62706, 71664, 83608, 122426, 125412, 167216, 183639, 244852, 250824, 367278, 428491, 489704, 501648, 734556, 856982, 979408, 1285473, 1469112, 1713964, 2570946, 2938224, 3427928, 5141892, 6855856, 10283784, 20567568]

約数ペア:

[(1, 20567568), (2, 10283784), (3, 6855856), (4, 5141892), (6, 3427928), (7, 2938224), (8, 2570946), (12, 1713964), (14, 1469112), (16, 1285473), (21, 979408), (24, 856982), (28, 734556), (41, 501648), (42, 489704), (48, 428491), (56, 367278), (82, 250824), (84, 244852), (112, 183639), (123, 167216), (164, 125412), (168, 122426), (246, 83608), (287, 71664), (328, 62706), (336, 61213), (492, 41804), (574, 35832), (656, 31353), (861, 23888), (984, 20902), (1148, 17916), (1493, 13776), (1722, 11944), (1968, 10451), (2296, 8958), (2986, 6888), (3444, 5972), (4479, 4592)]