20784036

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2719}}^1$

素因数の和:2753

約数の個数: 72

約数和(自身を含む): 60775680

約数和(自身を除く): 39991644

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2548, 2719, 3822, 5438, 7644, 8157, 10876, 16314, 19033, 32628, 35347, 38066, 57099, 70694, 76132, 106041, 114198, 133231, 141388, 212082, 228396, 247429, 266462, 399693, 424164, 494858, 532924, 742287, 799386, 989716, 1484574, 1598772, 1732003, 2969148, 3464006, 5196009, 6928012, 10392018, 20784036]

約数ペア:

[(1, 20784036), (2, 10392018), (3, 6928012), (4, 5196009), (6, 3464006), (7, 2969148), (12, 1732003), (13, 1598772), (14, 1484574), (21, 989716), (26, 799386), (28, 742287), (39, 532924), (42, 494858), (49, 424164), (52, 399693), (78, 266462), (84, 247429), (91, 228396), (98, 212082), (147, 141388), (156, 133231), (182, 114198), (196, 106041), (273, 76132), (294, 70694), (364, 57099), (546, 38066), (588, 35347), (637, 32628), (1092, 19033), (1274, 16314), (1911, 10876), (2548, 8157), (2719, 7644), (3822, 5438)]