19342570

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{191}}^1$

素因数の和:271

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 21299990

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 41, 65, 82, 95, 130, 190, 191, 205, 247, 382, 410, 494, 533, 779, 955, 1066, 1235, 1558, 1910, 2470, 2483, 2665, 3629, 3895, 4966, 5330, 7258, 7790, 7831, 10127, 12415, 15662, 18145, 20254, 24830, 36290, 39155, 47177, 50635, 78310, 94354, 101270, 101803, 148789, 203606, 235885, 297578, 471770, 509015, 743945, 1018030, 1487890, 1934257, 3868514, 9671285, 19342570]

約数ペア:

[(1, 19342570), (2, 9671285), (5, 3868514), (10, 1934257), (13, 1487890), (19, 1018030), (26, 743945), (38, 509015), (41, 471770), (65, 297578), (82, 235885), (95, 203606), (130, 148789), (190, 101803), (191, 101270), (205, 94354), (247, 78310), (382, 50635), (410, 47177), (494, 39155), (533, 36290), (779, 24830), (955, 20254), (1066, 18145), (1235, 15662), (1558, 12415), (1910, 10127), (2470, 7831), (2483, 7790), (2665, 7258), (3629, 5330), (3895, 4966)]