2018259686

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:681

約数の個数: 64

約数和(自身を含む): 3483829440

約数和(自身を除く): 1465569754

約数列:

[1, 2, 17, 19, 34, 38, 41, 82, 181, 323, 362, 421, 646, 697, 779, 842, 1394, 1558, 3077, 3439, 6154, 6878, 7157, 7421, 7999, 13243, 14314, 14842, 15998, 17261, 26486, 34522, 58463, 76201, 116926, 126157, 135983, 140999, 152402, 252314, 271966, 281998, 293437, 327959, 586874, 655918, 1295417, 1447819, 2396983, 2590834, 2895638, 3124241, 4793966, 5575303, 6248482, 11150606, 24612923, 49225846, 53112097, 59360579, 106224194, 118721158, 1009129843, 2018259686]

約数ペア:

[(1, 2018259686), (2, 1009129843), (17, 118721158), (19, 106224194), (34, 59360579), (38, 53112097), (41, 49225846), (82, 24612923), (181, 11150606), (323, 6248482), (362, 5575303), (421, 4793966), (646, 3124241), (697, 2895638), (779, 2590834), (842, 2396983), (1394, 1447819), (1558, 1295417), (3077, 655918), (3439, 586874), (6154, 327959), (6878, 293437), (7157, 281998), (7421, 271966), (7999, 252314), (13243, 152402), (14314, 140999), (14842, 135983), (15998, 126157), (17261, 116926), (26486, 76201), (34522, 58463)]