19477614

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{397}}^1$

素因数の和:469

約数の個数: 64

約数和(自身を含む): 45734976

約数和(自身を除く): 26257362

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 37, 39, 51, 74, 78, 102, 111, 221, 222, 397, 442, 481, 629, 663, 794, 962, 1191, 1258, 1326, 1443, 1887, 2382, 2886, 3774, 5161, 6749, 8177, 10322, 13498, 14689, 15483, 16354, 20247, 24531, 29378, 30966, 40494, 44067, 49062, 87737, 88134, 175474, 190957, 249713, 263211, 381914, 499426, 526422, 572871, 749139, 1145742, 1498278, 3246269, 6492538, 9738807, 19477614]

約数ペア:

[(1, 19477614), (2, 9738807), (3, 6492538), (6, 3246269), (13, 1498278), (17, 1145742), (26, 749139), (34, 572871), (37, 526422), (39, 499426), (51, 381914), (74, 263211), (78, 249713), (102, 190957), (111, 175474), (221, 88134), (222, 87737), (397, 49062), (442, 44067), (481, 40494), (629, 30966), (663, 29378), (794, 24531), (962, 20247), (1191, 16354), (1258, 15483), (1326, 14689), (1443, 13498), (1887, 10322), (2382, 8177), (2886, 6749), (3774, 5161)]