18715095

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:149

約数の個数: 96

約数和(自身を含む): 40435200

約数和(自身を除く): 21720105

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 53, 57, 59, 63, 95, 105, 133, 159, 171, 177, 265, 285, 295, 315, 371, 399, 413, 477, 531, 665, 795, 855, 885, 1007, 1113, 1121, 1197, 1239, 1855, 1995, 2065, 2385, 2655, 3021, 3127, 3339, 3363, 3717, 5035, 5565, 5605, 5985, 6195, 7049, 7847, 9063, 9381, 10089, 15105, 15635, 16695, 16815, 18585, 21147, 21889, 23541, 28143, 35245, 39235, 45315, 46905, 50445, 59413, 63441, 65667, 70623, 105735, 109445, 117705, 140715, 178239, 197001, 297065, 317205, 328335, 353115, 415891, 534717, 891195, 985005, 1247673, 2079455, 2673585, 3743019, 6238365, 18715095]

約数ペア:

[(1, 18715095), (3, 6238365), (5, 3743019), (7, 2673585), (9, 2079455), (15, 1247673), (19, 985005), (21, 891195), (35, 534717), (45, 415891), (53, 353115), (57, 328335), (59, 317205), (63, 297065), (95, 197001), (105, 178239), (133, 140715), (159, 117705), (171, 109445), (177, 105735), (265, 70623), (285, 65667), (295, 63441), (315, 59413), (371, 50445), (399, 46905), (413, 45315), (477, 39235), (531, 35245), (665, 28143), (795, 23541), (855, 21889), (885, 21147), (1007, 18585), (1113, 16815), (1121, 16695), (1197, 15635), (1239, 15105), (1855, 10089), (1995, 9381), (2065, 9063), (2385, 7847), (2655, 7049), (3021, 6195), (3127, 5985), (3339, 5605), (3363, 5565), (3717, 5035)]