19840704

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^1\times {\mathrm{7949}}^1$

素因数の和:7977

約数の個数: 56

約数和(自身を含む): 56540400

約数和(自身を除く): 36699696

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 156, 192, 208, 312, 416, 624, 832, 1248, 2496, 7949, 15898, 23847, 31796, 47694, 63592, 95388, 103337, 127184, 190776, 206674, 254368, 310011, 381552, 413348, 508736, 620022, 763104, 826696, 1240044, 1526208, 1653392, 2480088, 3306784, 4960176, 6613568, 9920352, 19840704]

約数ペア:

[(1, 19840704), (2, 9920352), (3, 6613568), (4, 4960176), (6, 3306784), (8, 2480088), (12, 1653392), (13, 1526208), (16, 1240044), (24, 826696), (26, 763104), (32, 620022), (39, 508736), (48, 413348), (52, 381552), (64, 310011), (78, 254368), (96, 206674), (104, 190776), (156, 127184), (192, 103337), (208, 95388), (312, 63592), (416, 47694), (624, 31796), (832, 23847), (1248, 15898), (2496, 7949)]