20171156642

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{661}}^1\times {\mathrm{1409}}^1$

素因数の和:2116

約数の個数: 96

約数和(自身を含む): 40222934640

約数和(自身を除く): 20051777998

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 49, 91, 98, 119, 182, 221, 238, 442, 637, 661, 833, 1274, 1322, 1409, 1547, 1666, 2818, 3094, 4627, 8593, 9254, 9863, 10829, 11237, 17186, 18317, 19726, 21658, 22474, 23953, 32389, 36634, 47906, 60151, 64778, 69041, 78659, 120302, 128219, 138082, 146081, 157318, 167671, 256438, 292162, 311389, 335342, 421057, 550613, 622778, 842114, 897533, 931349, 1022567, 1101226, 1173697, 1795066, 1862698, 2045134, 2179723, 2347394, 4359446, 6519443, 7157969, 12107537, 13038886, 14315938, 15258061, 15832933, 24215074, 30516122, 31665866, 45636101, 84752759, 91272202, 110830531, 169505518, 205828129, 221661062, 411656258, 593269313, 775813717, 1186538626, 1440796903, 1551627434, 2881593806, 10085578321, 20171156642]

約数ペア:

[(1, 20171156642), (2, 10085578321), (7, 2881593806), (13, 1551627434), (14, 1440796903), (17, 1186538626), (26, 775813717), (34, 593269313), (49, 411656258), (91, 221661062), (98, 205828129), (119, 169505518), (182, 110830531), (221, 91272202), (238, 84752759), (442, 45636101), (637, 31665866), (661, 30516122), (833, 24215074), (1274, 15832933), (1322, 15258061), (1409, 14315938), (1547, 13038886), (1666, 12107537), (2818, 7157969), (3094, 6519443), (4627, 4359446), (8593, 2347394), (9254, 2179723), (9863, 2045134), (10829, 1862698), (11237, 1795066), (17186, 1173697), (18317, 1101226), (19726, 1022567), (21658, 931349), (22474, 897533), (23953, 842114), (32389, 622778), (36634, 550613), (47906, 421057), (60151, 335342), (64778, 311389), (69041, 292162), (78659, 256438), (120302, 167671), (128219, 157318), (138082, 146081)]