19149878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 33149952

約数和(自身を除く): 14000074

約数列:

[1, 2, 11, 22, 31, 43, 62, 86, 341, 473, 653, 682, 946, 1306, 1333, 2666, 7183, 14366, 14663, 20243, 28079, 29326, 40486, 56158, 222673, 308869, 445346, 617738, 870449, 1740898, 9574939, 19149878]

約数ペア:

[(1, 19149878), (2, 9574939), (11, 1740898), (22, 870449), (31, 617738), (43, 445346), (62, 308869), (86, 222673), (341, 56158), (473, 40486), (653, 29326), (682, 28079), (946, 20243), (1306, 14663), (1333, 14366), (2666, 7183)]