19430436

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 46738944

約数和(自身を除く): 27308508

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 137, 159, 212, 223, 274, 318, 411, 446, 548, 636, 669, 822, 892, 1338, 1644, 2676, 7261, 11819, 14522, 21783, 23638, 29044, 30551, 35457, 43566, 47276, 61102, 70914, 87132, 91653, 122204, 141828, 183306, 366612, 1619203, 3238406, 4857609, 6476812, 9715218, 19430436]

約数ペア:

[(1, 19430436), (2, 9715218), (3, 6476812), (4, 4857609), (6, 3238406), (12, 1619203), (53, 366612), (106, 183306), (137, 141828), (159, 122204), (212, 91653), (223, 87132), (274, 70914), (318, 61102), (411, 47276), (446, 43566), (548, 35457), (636, 30551), (669, 29044), (822, 23638), (892, 21783), (1338, 14522), (1644, 11819), (2676, 7261)]