209847572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{1553}}^1$

素因数の和:1688

約数の個数: 48

約数和(自身を含む): 416670912

約数和(自身を除く): 206823340

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 83, 148, 166, 332, 407, 814, 913, 1553, 1628, 1826, 3071, 3106, 3652, 6142, 6212, 12284, 17083, 33781, 34166, 57461, 67562, 68332, 114922, 128899, 135124, 229844, 257798, 515596, 632071, 1264142, 1417889, 2528284, 2835778, 4769263, 5671556, 9538526, 19077052, 52461893, 104923786, 209847572]

約数ペア:

[(1, 209847572), (2, 104923786), (4, 52461893), (11, 19077052), (22, 9538526), (37, 5671556), (44, 4769263), (74, 2835778), (83, 2528284), (148, 1417889), (166, 1264142), (332, 632071), (407, 515596), (814, 257798), (913, 229844), (1553, 135124), (1628, 128899), (1826, 114922), (3071, 68332), (3106, 67562), (3652, 57461), (6142, 34166), (6212, 33781), (12284, 17083)]