18177516

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1361}}^1$

素因数の和:1431

約数の個数: 72

約数和(自身を含む): 53542944

約数和(自身を除く): 35365428

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 53, 63, 84, 106, 126, 159, 212, 252, 318, 371, 477, 636, 742, 954, 1113, 1361, 1484, 1908, 2226, 2722, 3339, 4083, 4452, 5444, 6678, 8166, 9527, 12249, 13356, 16332, 19054, 24498, 28581, 38108, 48996, 57162, 72133, 85743, 114324, 144266, 171486, 216399, 288532, 342972, 432798, 504931, 649197, 865596, 1009862, 1298394, 1514793, 2019724, 2596788, 3029586, 4544379, 6059172, 9088758, 18177516]

約数ペア:

[(1, 18177516), (2, 9088758), (3, 6059172), (4, 4544379), (6, 3029586), (7, 2596788), (9, 2019724), (12, 1514793), (14, 1298394), (18, 1009862), (21, 865596), (28, 649197), (36, 504931), (42, 432798), (53, 342972), (63, 288532), (84, 216399), (106, 171486), (126, 144266), (159, 114324), (212, 85743), (252, 72133), (318, 57162), (371, 48996), (477, 38108), (636, 28581), (742, 24498), (954, 19054), (1113, 16332), (1361, 13356), (1484, 12249), (1908, 9527), (2226, 8166), (2722, 6678), (3339, 5444), (4083, 4452)]