19116180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1741}}^1$

素因数の和:1817

約数の個数: 72

約数和(自身を含む): 58970184

約数和(自身を除く): 39854004

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1741, 1830, 2196, 2745, 3482, 3660, 5223, 5490, 6964, 8705, 10446, 10980, 15669, 17410, 20892, 26115, 31338, 34820, 52230, 62676, 78345, 104460, 106201, 156690, 212402, 313380, 318603, 424804, 531005, 637206, 955809, 1062010, 1274412, 1593015, 1911618, 2124020, 3186030, 3823236, 4779045, 6372060, 9558090, 19116180]

約数ペア:

[(1, 19116180), (2, 9558090), (3, 6372060), (4, 4779045), (5, 3823236), (6, 3186030), (9, 2124020), (10, 1911618), (12, 1593015), (15, 1274412), (18, 1062010), (20, 955809), (30, 637206), (36, 531005), (45, 424804), (60, 318603), (61, 313380), (90, 212402), (122, 156690), (180, 106201), (183, 104460), (244, 78345), (305, 62676), (366, 52230), (549, 34820), (610, 31338), (732, 26115), (915, 20892), (1098, 17410), (1220, 15669), (1741, 10980), (1830, 10446), (2196, 8705), (2745, 6964), (3482, 5490), (3660, 5223)]