19753668

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{601}}^1$

素因数の和:705

約数の個数: 72

約数和(自身を含む): 55220256

約数和(自身を除く): 35466588

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 83, 99, 132, 166, 198, 249, 332, 396, 498, 601, 747, 913, 996, 1202, 1494, 1803, 1826, 2404, 2739, 2988, 3606, 3652, 5409, 5478, 6611, 7212, 8217, 10818, 10956, 13222, 16434, 19833, 21636, 26444, 32868, 39666, 49883, 59499, 79332, 99766, 118998, 149649, 199532, 237996, 299298, 448947, 548713, 598596, 897894, 1097426, 1646139, 1795788, 2194852, 3292278, 4938417, 6584556, 9876834, 19753668]

約数ペア:

[(1, 19753668), (2, 9876834), (3, 6584556), (4, 4938417), (6, 3292278), (9, 2194852), (11, 1795788), (12, 1646139), (18, 1097426), (22, 897894), (33, 598596), (36, 548713), (44, 448947), (66, 299298), (83, 237996), (99, 199532), (132, 149649), (166, 118998), (198, 99766), (249, 79332), (332, 59499), (396, 49883), (498, 39666), (601, 32868), (747, 26444), (913, 21636), (996, 19833), (1202, 16434), (1494, 13222), (1803, 10956), (1826, 10818), (2404, 8217), (2739, 7212), (2988, 6611), (3606, 5478), (3652, 5409)]