20305012

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{613}}^1$

素因数の和:657

約数の個数: 54

約数和(自身を含む): 44832438

約数和(自身を除く): 24527426

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 169, 182, 196, 338, 364, 613, 637, 676, 1183, 1226, 1274, 2366, 2452, 2548, 4291, 4732, 7969, 8281, 8582, 15938, 16562, 17164, 30037, 31876, 33124, 55783, 60074, 103597, 111566, 120148, 207194, 223132, 390481, 414388, 725179, 780962, 1450358, 1561924, 2900716, 5076253, 10152506, 20305012]

約数ペア:

[(1, 20305012), (2, 10152506), (4, 5076253), (7, 2900716), (13, 1561924), (14, 1450358), (26, 780962), (28, 725179), (49, 414388), (52, 390481), (91, 223132), (98, 207194), (169, 120148), (182, 111566), (196, 103597), (338, 60074), (364, 55783), (613, 33124), (637, 31876), (676, 30037), (1183, 17164), (1226, 16562), (1274, 15938), (2366, 8582), (2452, 8281), (2548, 7969), (4291, 4732)]