19256265

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 96

約数和(自身を含む): 41368320

約数和(自身を除く): 22112055

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 41, 45, 49, 63, 71, 105, 123, 135, 147, 189, 205, 213, 245, 287, 315, 355, 369, 441, 497, 615, 639, 735, 861, 945, 1065, 1107, 1323, 1435, 1491, 1845, 1917, 2009, 2205, 2485, 2583, 2911, 3195, 3479, 4305, 4473, 5535, 6027, 6615, 7455, 7749, 8733, 9585, 10045, 10437, 12915, 13419, 14555, 17395, 18081, 20377, 22365, 26199, 30135, 31311, 38745, 43665, 52185, 54243, 61131, 67095, 78597, 90405, 93933, 101885, 130995, 142639, 156555, 183393, 271215, 305655, 392985, 427917, 469665, 550179, 713195, 916965, 1283751, 2139585, 2750895, 3851253, 6418755, 19256265]

約数ペア:

[(1, 19256265), (3, 6418755), (5, 3851253), (7, 2750895), (9, 2139585), (15, 1283751), (21, 916965), (27, 713195), (35, 550179), (41, 469665), (45, 427917), (49, 392985), (63, 305655), (71, 271215), (105, 183393), (123, 156555), (135, 142639), (147, 130995), (189, 101885), (205, 93933), (213, 90405), (245, 78597), (287, 67095), (315, 61131), (355, 54243), (369, 52185), (441, 43665), (497, 38745), (615, 31311), (639, 30135), (735, 26199), (861, 22365), (945, 20377), (1065, 18081), (1107, 17395), (1323, 14555), (1435, 13419), (1491, 12915), (1845, 10437), (1917, 10045), (2009, 9585), (2205, 8733), (2485, 7749), (2583, 7455), (2911, 6615), (3195, 6027), (3479, 5535), (4305, 4473)]