19220390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:273

約数の個数: 64

約数和(自身を含む): 41827968

約数和(自身を除く): 22607578

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 41, 70, 74, 82, 181, 185, 205, 259, 287, 362, 370, 410, 518, 574, 905, 1267, 1295, 1435, 1517, 1810, 2534, 2590, 2870, 3034, 6335, 6697, 7421, 7585, 10619, 12670, 13394, 14842, 15170, 21238, 33485, 37105, 46879, 51947, 53095, 66970, 74210, 93758, 103894, 106190, 234395, 259735, 274577, 468790, 519470, 549154, 1372885, 1922039, 2745770, 3844078, 9610195, 19220390]

約数ペア:

[(1, 19220390), (2, 9610195), (5, 3844078), (7, 2745770), (10, 1922039), (14, 1372885), (35, 549154), (37, 519470), (41, 468790), (70, 274577), (74, 259735), (82, 234395), (181, 106190), (185, 103894), (205, 93758), (259, 74210), (287, 66970), (362, 53095), (370, 51947), (410, 46879), (518, 37105), (574, 33485), (905, 21238), (1267, 15170), (1295, 14842), (1435, 13394), (1517, 12670), (1810, 10619), (2534, 7585), (2590, 7421), (2870, 6697), (3034, 6335)]