18303421122

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{787}}^1\times {\mathrm{20509}}^1$

素因数の和:21317

約数の個数: 80

約数和(自身を含む): 46934099520

約数和(自身を除く): 28630678398

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 787, 1134, 1574, 2361, 4722, 5509, 7083, 11018, 14166, 16527, 20509, 21249, 33054, 41018, 42498, 49581, 61527, 63747, 99162, 123054, 127494, 143563, 148743, 184581, 287126, 297486, 369162, 430689, 446229, 553743, 861378, 892458, 1107486, 1292067, 1661229, 2584134, 3322458, 3876201, 7752402, 11628603, 16140583, 23257206, 32281166, 48421749, 96843498, 112984081, 145265247, 225968162, 290530494, 338952243, 435795741, 677904486, 871591482, 1016856729, 1307387223, 2033713458, 2614774446, 3050570187, 6101140374, 9151710561, 18303421122]

約数ペア:

[(1, 18303421122), (2, 9151710561), (3, 6101140374), (6, 3050570187), (7, 2614774446), (9, 2033713458), (14, 1307387223), (18, 1016856729), (21, 871591482), (27, 677904486), (42, 435795741), (54, 338952243), (63, 290530494), (81, 225968162), (126, 145265247), (162, 112984081), (189, 96843498), (378, 48421749), (567, 32281166), (787, 23257206), (1134, 16140583), (1574, 11628603), (2361, 7752402), (4722, 3876201), (5509, 3322458), (7083, 2584134), (11018, 1661229), (14166, 1292067), (16527, 1107486), (20509, 892458), (21249, 861378), (33054, 553743), (41018, 446229), (42498, 430689), (49581, 369162), (61527, 297486), (63747, 287126), (99162, 184581), (123054, 148743), (127494, 143563)]