18782388

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{2851}}^1$

素因数の和:2925

約数の個数: 48

約数和(自身を含む): 49510720

約数和(自身を除く): 30728332

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 108, 122, 183, 244, 366, 549, 732, 1098, 1647, 2196, 2851, 3294, 5702, 6588, 8553, 11404, 17106, 25659, 34212, 51318, 76977, 102636, 153954, 173911, 307908, 347822, 521733, 695644, 1043466, 1565199, 2086932, 3130398, 4695597, 6260796, 9391194, 18782388]

約数ペア:

[(1, 18782388), (2, 9391194), (3, 6260796), (4, 4695597), (6, 3130398), (9, 2086932), (12, 1565199), (18, 1043466), (27, 695644), (36, 521733), (54, 347822), (61, 307908), (108, 173911), (122, 153954), (183, 102636), (244, 76977), (366, 51318), (549, 34212), (732, 25659), (1098, 17106), (1647, 11404), (2196, 8553), (2851, 6588), (3294, 5702)]