20099898

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1753}}^1$

素因数の和:1788

約数の個数: 72

約数和(自身を含む): 54587988

約数和(自身を除く): 34488090

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1753, 1911, 3506, 3822, 5259, 5733, 10518, 11466, 12271, 15777, 22789, 24542, 31554, 36813, 45578, 68367, 73626, 85897, 110439, 136734, 159523, 171794, 205101, 220878, 257691, 319046, 410202, 478569, 515382, 773073, 957138, 1116661, 1435707, 1546146, 2233322, 2871414, 3349983, 6699966, 10049949, 20099898]

約数ペア:

[(1, 20099898), (2, 10049949), (3, 6699966), (6, 3349983), (7, 2871414), (9, 2233322), (13, 1546146), (14, 1435707), (18, 1116661), (21, 957138), (26, 773073), (39, 515382), (42, 478569), (49, 410202), (63, 319046), (78, 257691), (91, 220878), (98, 205101), (117, 171794), (126, 159523), (147, 136734), (182, 110439), (234, 85897), (273, 73626), (294, 68367), (441, 45578), (546, 36813), (637, 31554), (819, 24542), (882, 22789), (1274, 15777), (1638, 12271), (1753, 11466), (1911, 10518), (3506, 5733), (3822, 5259)]