20168204052

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{491}}^1\times {\mathrm{1303}}^1$

素因数の和:1909

約数の個数: 96

約数和(自身を含む): 49149241344

約数和(自身を除く): 28981037292

約数列:

[1, 2, 3, 4, 6, 12, 37, 71, 74, 111, 142, 148, 213, 222, 284, 426, 444, 491, 852, 982, 1303, 1473, 1964, 2606, 2627, 2946, 3909, 5212, 5254, 5892, 7818, 7881, 10508, 15636, 15762, 18167, 31524, 34861, 36334, 48211, 54501, 69722, 72668, 92513, 96422, 104583, 109002, 139444, 144633, 185026, 192844, 209166, 218004, 277539, 289266, 370052, 418332, 555078, 578532, 639773, 1110156, 1279546, 1289857, 1919319, 2559092, 2579714, 3422981, 3838638, 3869571, 5159428, 6845962, 7677276, 7739142, 10268943, 13691924, 15478284, 20537886, 23671601, 41075772, 45423883, 47343202, 71014803, 90847766, 94686404, 136271649, 142029606, 181695532, 272543298, 284059212, 545086596, 1680683671, 3361367342, 5042051013, 6722734684, 10084102026, 20168204052]

約数ペア:

[(1, 20168204052), (2, 10084102026), (3, 6722734684), (4, 5042051013), (6, 3361367342), (12, 1680683671), (37, 545086596), (71, 284059212), (74, 272543298), (111, 181695532), (142, 142029606), (148, 136271649), (213, 94686404), (222, 90847766), (284, 71014803), (426, 47343202), (444, 45423883), (491, 41075772), (852, 23671601), (982, 20537886), (1303, 15478284), (1473, 13691924), (1964, 10268943), (2606, 7739142), (2627, 7677276), (2946, 6845962), (3909, 5159428), (5212, 3869571), (5254, 3838638), (5892, 3422981), (7818, 2579714), (7881, 2559092), (10508, 1919319), (15636, 1289857), (15762, 1279546), (18167, 1110156), (31524, 639773), (34861, 578532), (36334, 555078), (48211, 418332), (54501, 370052), (69722, 289266), (72668, 277539), (92513, 218004), (96422, 209166), (104583, 192844), (109002, 185026), (139444, 144633)]