20198984036

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2833}}^1\times {\mathrm{3307}}^1$

素因数の和:6169

約数の個数: 72

約数和(自身を含む): 44886887136

約数和(自身を除く): 24687903100

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 2833, 3307, 5666, 6614, 11332, 13228, 19831, 23149, 31163, 36377, 39662, 46298, 62326, 72754, 79324, 92596, 124652, 138817, 145508, 162043, 218141, 254639, 277634, 324086, 436282, 509278, 555268, 648172, 872564, 1018556, 1526987, 1782473, 3053974, 3564946, 6107948, 7129892, 9368731, 18737462, 37474924, 65581117, 103056041, 131162234, 206112082, 262324468, 412224164, 459067819, 721392287, 918135638, 1442784574, 1836271276, 2885569148, 5049746009, 10099492018, 20198984036]

約数ペア:

[(1, 20198984036), (2, 10099492018), (4, 5049746009), (7, 2885569148), (11, 1836271276), (14, 1442784574), (22, 918135638), (28, 721392287), (44, 459067819), (49, 412224164), (77, 262324468), (98, 206112082), (154, 131162234), (196, 103056041), (308, 65581117), (539, 37474924), (1078, 18737462), (2156, 9368731), (2833, 7129892), (3307, 6107948), (5666, 3564946), (6614, 3053974), (11332, 1782473), (13228, 1526987), (19831, 1018556), (23149, 872564), (31163, 648172), (36377, 555268), (39662, 509278), (46298, 436282), (62326, 324086), (72754, 277634), (79324, 254639), (92596, 218141), (124652, 162043), (138817, 145508)]