18273915

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 38188800

約数和(自身を除く): 19914885

約数列:

[1, 3, 5, 9, 11, 15, 19, 29, 33, 45, 55, 57, 67, 87, 95, 99, 145, 165, 171, 201, 209, 261, 285, 319, 335, 435, 495, 551, 603, 627, 737, 855, 957, 1005, 1045, 1273, 1305, 1595, 1653, 1881, 1943, 2211, 2755, 2871, 3015, 3135, 3685, 3819, 4785, 4959, 5829, 6061, 6365, 6633, 8265, 9405, 9715, 11055, 11457, 14003, 14355, 17487, 18183, 19095, 21373, 24795, 29145, 30305, 33165, 36917, 42009, 54549, 57285, 64119, 70015, 87435, 90915, 106865, 110751, 126027, 184585, 192357, 210045, 272745, 320595, 332253, 406087, 553755, 630135, 961785, 1218261, 1661265, 2030435, 3654783, 6091305, 18273915]

約数ペア:

[(1, 18273915), (3, 6091305), (5, 3654783), (9, 2030435), (11, 1661265), (15, 1218261), (19, 961785), (29, 630135), (33, 553755), (45, 406087), (55, 332253), (57, 320595), (67, 272745), (87, 210045), (95, 192357), (99, 184585), (145, 126027), (165, 110751), (171, 106865), (201, 90915), (209, 87435), (261, 70015), (285, 64119), (319, 57285), (335, 54549), (435, 42009), (495, 36917), (551, 33165), (603, 30305), (627, 29145), (737, 24795), (855, 21373), (957, 19095), (1005, 18183), (1045, 17487), (1273, 14355), (1305, 14003), (1595, 11457), (1653, 11055), (1881, 9715), (1943, 9405), (2211, 8265), (2755, 6633), (2871, 6365), (3015, 6061), (3135, 5829), (3685, 4959), (3819, 4785)]