19221790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11939}}^1$

素因数の和:11976

約数の個数: 32

約数和(自身を含む): 41264640

約数和(自身を除く): 22042850

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 11939, 23878, 59695, 83573, 119390, 167146, 274597, 417865, 549194, 835730, 1372985, 1922179, 2745970, 3844358, 9610895, 19221790]

約数ペア:

[(1, 19221790), (2, 9610895), (5, 3844358), (7, 2745970), (10, 1922179), (14, 1372985), (23, 835730), (35, 549194), (46, 417865), (70, 274597), (115, 167146), (161, 119390), (230, 83573), (322, 59695), (805, 23878), (1610, 11939)]