18295690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 39481344

約数和(自身を除く): 21185654

約数列:

[1, 2, 5, 7, 10, 14, 35, 47, 67, 70, 83, 94, 134, 166, 235, 329, 335, 415, 469, 470, 581, 658, 670, 830, 938, 1162, 1645, 2345, 2905, 3149, 3290, 3901, 4690, 5561, 5810, 6298, 7802, 11122, 15745, 19505, 22043, 27307, 27805, 31490, 38927, 39010, 44086, 54614, 55610, 77854, 110215, 136535, 194635, 220430, 261367, 273070, 389270, 522734, 1306835, 1829569, 2613670, 3659138, 9147845, 18295690]

約数ペア:

[(1, 18295690), (2, 9147845), (5, 3659138), (7, 2613670), (10, 1829569), (14, 1306835), (35, 522734), (47, 389270), (67, 273070), (70, 261367), (83, 220430), (94, 194635), (134, 136535), (166, 110215), (235, 77854), (329, 55610), (335, 54614), (415, 44086), (469, 39010), (470, 38927), (581, 31490), (658, 27805), (670, 27307), (830, 22043), (938, 19505), (1162, 15745), (1645, 11122), (2345, 7802), (2905, 6298), (3149, 5810), (3290, 5561), (3901, 4690)]