19967892

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{1171}}^1$

素因数の和:1221

約数の個数: 72

約数和(自身を含む): 56115360

約数和(自身を除く): 36147468

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 29, 42, 49, 58, 84, 87, 98, 116, 147, 174, 196, 203, 294, 348, 406, 588, 609, 812, 1171, 1218, 1421, 2342, 2436, 2842, 3513, 4263, 4684, 5684, 7026, 8197, 8526, 14052, 16394, 17052, 24591, 32788, 33959, 49182, 57379, 67918, 98364, 101877, 114758, 135836, 172137, 203754, 229516, 237713, 344274, 407508, 475426, 688548, 713139, 950852, 1426278, 1663991, 2852556, 3327982, 4991973, 6655964, 9983946, 19967892]

約数ペア:

[(1, 19967892), (2, 9983946), (3, 6655964), (4, 4991973), (6, 3327982), (7, 2852556), (12, 1663991), (14, 1426278), (21, 950852), (28, 713139), (29, 688548), (42, 475426), (49, 407508), (58, 344274), (84, 237713), (87, 229516), (98, 203754), (116, 172137), (147, 135836), (174, 114758), (196, 101877), (203, 98364), (294, 67918), (348, 57379), (406, 49182), (588, 33959), (609, 32788), (812, 24591), (1171, 17052), (1218, 16394), (1421, 14052), (2342, 8526), (2436, 8197), (2842, 7026), (3513, 5684), (4263, 4684)]