19388908

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2$

素因数の和:92

約数の個数: 108

約数和(自身を含む): 47659752

約数和(自身を除く): 28270844

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 23, 28, 34, 44, 46, 49, 68, 77, 92, 98, 119, 154, 161, 187, 196, 238, 253, 308, 322, 374, 391, 476, 506, 529, 539, 644, 748, 782, 833, 1012, 1058, 1078, 1127, 1309, 1564, 1666, 1771, 2116, 2156, 2254, 2618, 2737, 3332, 3542, 3703, 4301, 4508, 5236, 5474, 5819, 7084, 7406, 8602, 8993, 9163, 10948, 11638, 12397, 14812, 17204, 17986, 18326, 19159, 23276, 24794, 25921, 30107, 35972, 36652, 38318, 40733, 49588, 51842, 60214, 62951, 76636, 81466, 98923, 103684, 120428, 125902, 162932, 197846, 210749, 251804, 285131, 395692, 421498, 440657, 570262, 692461, 842996, 881314, 1140524, 1384922, 1762628, 2769844, 4847227, 9694454, 19388908]

約数ペア:

[(1, 19388908), (2, 9694454), (4, 4847227), (7, 2769844), (11, 1762628), (14, 1384922), (17, 1140524), (22, 881314), (23, 842996), (28, 692461), (34, 570262), (44, 440657), (46, 421498), (49, 395692), (68, 285131), (77, 251804), (92, 210749), (98, 197846), (119, 162932), (154, 125902), (161, 120428), (187, 103684), (196, 98923), (238, 81466), (253, 76636), (308, 62951), (322, 60214), (374, 51842), (391, 49588), (476, 40733), (506, 38318), (529, 36652), (539, 35972), (644, 30107), (748, 25921), (782, 24794), (833, 23276), (1012, 19159), (1058, 18326), (1078, 17986), (1127, 17204), (1309, 14812), (1564, 12397), (1666, 11638), (1771, 10948), (2116, 9163), (2156, 8993), (2254, 8602), (2618, 7406), (2737, 7084), (3332, 5819), (3542, 5474), (3703, 5236), (4301, 4508)]