19049324

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{587}}^1$

素因数の和:678

約数の個数: 48

約数和(自身を含む): 40830720

約数和(自身を除く): 21781396

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 587, 854, 1159, 1174, 1708, 2318, 2348, 4109, 4636, 8113, 8218, 11153, 16226, 16436, 22306, 32452, 35807, 44612, 71614, 78071, 143228, 156142, 250649, 312284, 501298, 680333, 1002596, 1360666, 2721332, 4762331, 9524662, 19049324]

約数ペア:

[(1, 19049324), (2, 9524662), (4, 4762331), (7, 2721332), (14, 1360666), (19, 1002596), (28, 680333), (38, 501298), (61, 312284), (76, 250649), (122, 156142), (133, 143228), (244, 78071), (266, 71614), (427, 44612), (532, 35807), (587, 32452), (854, 22306), (1159, 16436), (1174, 16226), (1708, 11153), (2318, 8218), (2348, 8113), (4109, 4636)]