18217430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:485

約数の個数: 64

約数和(自身を含む): 41679360

約数和(自身を除く): 23461930

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 59, 70, 77, 110, 118, 154, 295, 385, 401, 413, 590, 649, 770, 802, 826, 1298, 2005, 2065, 2807, 3245, 4010, 4130, 4411, 4543, 5614, 6490, 8822, 9086, 14035, 22055, 22715, 23659, 28070, 30877, 44110, 45430, 47318, 61754, 118295, 154385, 165613, 236590, 260249, 308770, 331226, 520498, 828065, 1301245, 1656130, 1821743, 2602490, 3643486, 9108715, 18217430]

約数ペア:

[(1, 18217430), (2, 9108715), (5, 3643486), (7, 2602490), (10, 1821743), (11, 1656130), (14, 1301245), (22, 828065), (35, 520498), (55, 331226), (59, 308770), (70, 260249), (77, 236590), (110, 165613), (118, 154385), (154, 118295), (295, 61754), (385, 47318), (401, 45430), (413, 44110), (590, 30877), (649, 28070), (770, 23659), (802, 22715), (826, 22055), (1298, 14035), (2005, 9086), (2065, 8822), (2807, 6490), (3245, 5614), (4010, 4543), (4130, 4411)]