2017661954

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{1453}}^1$

素因数の和:1671

約数の個数: 64

約数和(自身を含む): 3859218432

約数和(自身を除く): 1841556478

約数列:

[1, 2, 7, 11, 14, 22, 71, 77, 127, 142, 154, 254, 497, 781, 889, 994, 1397, 1453, 1562, 1778, 2794, 2906, 5467, 9017, 9779, 10171, 10934, 15983, 18034, 19558, 20342, 31966, 63119, 99187, 103163, 111881, 126238, 184531, 198374, 206326, 223762, 369062, 694309, 722141, 1134793, 1291717, 1388618, 1444282, 2029841, 2269586, 2583434, 4059682, 7943551, 13101701, 14208887, 15887102, 26203402, 28417774, 91711907, 144118711, 183423814, 288237422, 1008830977, 2017661954]

約数ペア:

[(1, 2017661954), (2, 1008830977), (7, 288237422), (11, 183423814), (14, 144118711), (22, 91711907), (71, 28417774), (77, 26203402), (127, 15887102), (142, 14208887), (154, 13101701), (254, 7943551), (497, 4059682), (781, 2583434), (889, 2269586), (994, 2029841), (1397, 1444282), (1453, 1388618), (1562, 1291717), (1778, 1134793), (2794, 722141), (2906, 694309), (5467, 369062), (9017, 223762), (9779, 206326), (10171, 198374), (10934, 184531), (15983, 126238), (18034, 111881), (19558, 103163), (20342, 99187), (31966, 63119)]