19587516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{521}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 49519008

約数和(自身を除く): 29931492

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 241, 482, 521, 723, 964, 1042, 1446, 1563, 2084, 2892, 3126, 3133, 6252, 6266, 6773, 9399, 12532, 13546, 18798, 20319, 27092, 37596, 40638, 81276, 125561, 251122, 376683, 502244, 753366, 1506732, 1632293, 3264586, 4896879, 6529172, 9793758, 19587516]

約数ペア:

[(1, 19587516), (2, 9793758), (3, 6529172), (4, 4896879), (6, 3264586), (12, 1632293), (13, 1506732), (26, 753366), (39, 502244), (52, 376683), (78, 251122), (156, 125561), (241, 81276), (482, 40638), (521, 37596), (723, 27092), (964, 20319), (1042, 18798), (1446, 13546), (1563, 12532), (2084, 9399), (2892, 6773), (3126, 6266), (3133, 6252)]