18199695

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{293}}^1$

素因数の和:443

約数の個数: 32

約数和(自身を含む): 30227904

約数和(自身を除く): 12028209

約数列:

[1, 3, 5, 15, 41, 101, 123, 205, 293, 303, 505, 615, 879, 1465, 1515, 4141, 4395, 12013, 12423, 20705, 29593, 36039, 60065, 62115, 88779, 147965, 180195, 443895, 1213313, 3639939, 6066565, 18199695]

約数ペア:

[(1, 18199695), (3, 6066565), (5, 3639939), (15, 1213313), (41, 443895), (101, 180195), (123, 147965), (205, 88779), (293, 62115), (303, 60065), (505, 36039), (615, 29593), (879, 20705), (1465, 12423), (1515, 12013), (4141, 4395)]