16691576

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 64

約数和(自身を含む): 36720000

約数和(自身を除く): 20028424

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 67, 76, 88, 134, 149, 152, 209, 268, 298, 418, 536, 596, 737, 836, 1192, 1273, 1474, 1639, 1672, 2546, 2831, 2948, 3278, 5092, 5662, 5896, 6556, 9983, 10184, 11324, 13112, 14003, 19966, 22648, 28006, 31141, 39932, 56012, 62282, 79864, 109813, 112024, 124564, 189677, 219626, 249128, 379354, 439252, 758708, 878504, 1517416, 2086447, 4172894, 8345788, 16691576]

約数ペア:

[(1, 16691576), (2, 8345788), (4, 4172894), (8, 2086447), (11, 1517416), (19, 878504), (22, 758708), (38, 439252), (44, 379354), (67, 249128), (76, 219626), (88, 189677), (134, 124564), (149, 112024), (152, 109813), (209, 79864), (268, 62282), (298, 56012), (418, 39932), (536, 31141), (596, 28006), (737, 22648), (836, 19966), (1192, 14003), (1273, 13112), (1474, 11324), (1639, 10184), (1672, 9983), (2546, 6556), (2831, 5896), (2948, 5662), (3278, 5092)]