19542828

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{223}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 46914560

約数和(自身を除く): 27371732

約数列:

[1, 2, 3, 4, 6, 12, 67, 109, 134, 201, 218, 223, 268, 327, 402, 436, 446, 654, 669, 804, 892, 1308, 1338, 2676, 7303, 14606, 14941, 21909, 24307, 29212, 29882, 43818, 44823, 48614, 59764, 72921, 87636, 89646, 97228, 145842, 179292, 291684, 1628569, 3257138, 4885707, 6514276, 9771414, 19542828]

約数ペア:

[(1, 19542828), (2, 9771414), (3, 6514276), (4, 4885707), (6, 3257138), (12, 1628569), (67, 291684), (109, 179292), (134, 145842), (201, 97228), (218, 89646), (223, 87636), (268, 72921), (327, 59764), (402, 48614), (436, 44823), (446, 43818), (654, 29882), (669, 29212), (804, 24307), (892, 21909), (1308, 14941), (1338, 14606), (2676, 7303)]