19962936

素因数分解:

$2^3\times 3^7\times 7^1\times {\mathrm{163}}^1$

素因数の和:197

約数の個数: 128

約数和(自身を含む): 64550400

約数和(自身を除く): 44587464

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 81, 84, 108, 126, 162, 163, 168, 189, 216, 243, 252, 324, 326, 378, 486, 489, 504, 567, 648, 652, 729, 756, 972, 978, 1134, 1141, 1304, 1458, 1467, 1512, 1701, 1944, 1956, 2187, 2268, 2282, 2916, 2934, 3402, 3423, 3912, 4374, 4401, 4536, 4564, 5103, 5832, 5868, 6804, 6846, 8748, 8802, 9128, 10206, 10269, 11736, 13203, 13608, 13692, 15309, 17496, 17604, 20412, 20538, 26406, 27384, 30618, 30807, 35208, 39609, 40824, 41076, 52812, 61236, 61614, 79218, 82152, 92421, 105624, 118827, 122472, 123228, 158436, 184842, 237654, 246456, 277263, 316872, 356481, 369684, 475308, 554526, 712962, 739368, 831789, 950616, 1109052, 1425924, 1663578, 2218104, 2495367, 2851848, 3327156, 4990734, 6654312, 9981468, 19962936]

約数ペア:

[(1, 19962936), (2, 9981468), (3, 6654312), (4, 4990734), (6, 3327156), (7, 2851848), (8, 2495367), (9, 2218104), (12, 1663578), (14, 1425924), (18, 1109052), (21, 950616), (24, 831789), (27, 739368), (28, 712962), (36, 554526), (42, 475308), (54, 369684), (56, 356481), (63, 316872), (72, 277263), (81, 246456), (84, 237654), (108, 184842), (126, 158436), (162, 123228), (163, 122472), (168, 118827), (189, 105624), (216, 92421), (243, 82152), (252, 79218), (324, 61614), (326, 61236), (378, 52812), (486, 41076), (489, 40824), (504, 39609), (567, 35208), (648, 30807), (652, 30618), (729, 27384), (756, 26406), (972, 20538), (978, 20412), (1134, 17604), (1141, 17496), (1304, 15309), (1458, 13692), (1467, 13608), (1512, 13203), (1701, 11736), (1944, 10269), (1956, 10206), (2187, 9128), (2268, 8802), (2282, 8748), (2916, 6846), (2934, 6804), (3402, 5868), (3423, 5832), (3912, 5103), (4374, 4564), (4401, 4536)]