19923592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 23622008

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 59, 68, 104, 118, 136, 191, 221, 236, 382, 442, 472, 764, 767, 884, 1003, 1528, 1534, 1768, 2006, 2483, 3068, 3247, 4012, 4966, 6136, 6494, 8024, 9932, 11269, 12988, 13039, 19864, 22538, 25976, 26078, 42211, 45076, 52156, 84422, 90152, 104312, 146497, 168844, 191573, 292994, 337688, 383146, 585988, 766292, 1171976, 1532584, 2490449, 4980898, 9961796, 19923592]

約数ペア:

[(1, 19923592), (2, 9961796), (4, 4980898), (8, 2490449), (13, 1532584), (17, 1171976), (26, 766292), (34, 585988), (52, 383146), (59, 337688), (68, 292994), (104, 191573), (118, 168844), (136, 146497), (191, 104312), (221, 90152), (236, 84422), (382, 52156), (442, 45076), (472, 42211), (764, 26078), (767, 25976), (884, 22538), (1003, 19864), (1528, 13039), (1534, 12988), (1768, 11269), (2006, 9932), (2483, 8024), (3068, 6494), (3247, 6136), (4012, 4966)]