19456668

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{7019}}^1$

素因数の和:7047

約数の個数: 72

約数和(自身を含む): 61326720

約数和(自身を除く): 41870052

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 7019, 14038, 21057, 28076, 42114, 49133, 63171, 77209, 84228, 98266, 126342, 147399, 154418, 196532, 231627, 252684, 294798, 308836, 442197, 463254, 540463, 589596, 694881, 884394, 926508, 1080926, 1389762, 1621389, 1768788, 2161852, 2779524, 3242778, 4864167, 6485556, 9728334, 19456668]

約数ペア:

[(1, 19456668), (2, 9728334), (3, 6485556), (4, 4864167), (6, 3242778), (7, 2779524), (9, 2161852), (11, 1768788), (12, 1621389), (14, 1389762), (18, 1080926), (21, 926508), (22, 884394), (28, 694881), (33, 589596), (36, 540463), (42, 463254), (44, 442197), (63, 308836), (66, 294798), (77, 252684), (84, 231627), (99, 196532), (126, 154418), (132, 147399), (154, 126342), (198, 98266), (231, 84228), (252, 77209), (308, 63171), (396, 49133), (462, 42114), (693, 28076), (924, 21057), (1386, 14038), (2772, 7019)]