19410664

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^2\times {\mathrm{293}}^1$

素因数の和:339

約数の個数: 72

約数和(自身を含む): 46000710

約数和(自身を除く): 26590046

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 169, 182, 196, 293, 338, 364, 392, 586, 637, 676, 728, 1172, 1183, 1274, 1352, 2051, 2344, 2366, 2548, 3809, 4102, 4732, 5096, 7618, 8204, 8281, 9464, 14357, 15236, 16408, 16562, 26663, 28714, 30472, 33124, 49517, 53326, 57428, 66248, 99034, 106652, 114856, 186641, 198068, 213304, 346619, 373282, 396136, 693238, 746564, 1386476, 1493128, 2426333, 2772952, 4852666, 9705332, 19410664]

約数ペア:

[(1, 19410664), (2, 9705332), (4, 4852666), (7, 2772952), (8, 2426333), (13, 1493128), (14, 1386476), (26, 746564), (28, 693238), (49, 396136), (52, 373282), (56, 346619), (91, 213304), (98, 198068), (104, 186641), (169, 114856), (182, 106652), (196, 99034), (293, 66248), (338, 57428), (364, 53326), (392, 49517), (586, 33124), (637, 30472), (676, 28714), (728, 26663), (1172, 16562), (1183, 16408), (1274, 15236), (1352, 14357), (2051, 9464), (2344, 8281), (2366, 8204), (2548, 7618), (3809, 5096), (4102, 4732)]