19843472

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3637}}^1$

素因数の和:3687

約数の個数: 40

約数和(自身を含む): 43306752

約数和(自身を除く): 23463280

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 3637, 5456, 7274, 14548, 29096, 40007, 58192, 80014, 112747, 160028, 225494, 320056, 450988, 640112, 901976, 1240217, 1803952, 2480434, 4960868, 9921736, 19843472]

約数ペア:

[(1, 19843472), (2, 9921736), (4, 4960868), (8, 2480434), (11, 1803952), (16, 1240217), (22, 901976), (31, 640112), (44, 450988), (62, 320056), (88, 225494), (124, 160028), (176, 112747), (248, 80014), (341, 58192), (496, 40007), (682, 29096), (1364, 14548), (2728, 7274), (3637, 5456)]