18821322

素因数分解:

$2^1\times 3^7\times {\mathrm{13}}^1\times {\mathrm{331}}^1$

素因数の和:367

約数の個数: 64

約数和(自身を含む): 45736320

約数和(自身を除く): 26914998

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 331, 351, 486, 662, 702, 729, 993, 1053, 1458, 1986, 2106, 2187, 2979, 3159, 4303, 4374, 5958, 6318, 8606, 8937, 9477, 12909, 17874, 18954, 25818, 26811, 28431, 38727, 53622, 56862, 77454, 80433, 116181, 160866, 232362, 241299, 348543, 482598, 697086, 723897, 1045629, 1447794, 2091258, 3136887, 6273774, 9410661, 18821322]

約数ペア:

[(1, 18821322), (2, 9410661), (3, 6273774), (6, 3136887), (9, 2091258), (13, 1447794), (18, 1045629), (26, 723897), (27, 697086), (39, 482598), (54, 348543), (78, 241299), (81, 232362), (117, 160866), (162, 116181), (234, 80433), (243, 77454), (331, 56862), (351, 53622), (486, 38727), (662, 28431), (702, 26811), (729, 25818), (993, 18954), (1053, 17874), (1458, 12909), (1986, 9477), (2106, 8937), (2187, 8606), (2979, 6318), (3159, 5958), (4303, 4374)]