20697012

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{3911}}^1$

素因数の和:3938

約数の個数: 72

約数和(自身を含む): 62435520

約数和(自身を除く): 41738508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 3911, 5292, 7822, 11733, 15644, 23466, 27377, 35199, 46932, 54754, 70398, 82131, 105597, 109508, 140796, 164262, 191639, 211194, 246393, 328524, 383278, 422388, 492786, 574917, 739179, 766556, 985572, 1149834, 1478358, 1724751, 2299668, 2956716, 3449502, 5174253, 6899004, 10348506, 20697012]

約数ペア:

[(1, 20697012), (2, 10348506), (3, 6899004), (4, 5174253), (6, 3449502), (7, 2956716), (9, 2299668), (12, 1724751), (14, 1478358), (18, 1149834), (21, 985572), (27, 766556), (28, 739179), (36, 574917), (42, 492786), (49, 422388), (54, 383278), (63, 328524), (84, 246393), (98, 211194), (108, 191639), (126, 164262), (147, 140796), (189, 109508), (196, 105597), (252, 82131), (294, 70398), (378, 54754), (441, 46932), (588, 35199), (756, 27377), (882, 23466), (1323, 15644), (1764, 11733), (2646, 7822), (3911, 5292)]