20343798

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:203

約数の個数: 80

約数和(自身を含む): 49397040

約数和(自身を除く): 29053242

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 83, 89, 102, 153, 162, 166, 178, 249, 267, 306, 459, 498, 534, 747, 801, 918, 1377, 1411, 1494, 1513, 1602, 2241, 2403, 2754, 2822, 3026, 4233, 4482, 4539, 4806, 6723, 7209, 7387, 8466, 9078, 12699, 13446, 13617, 14418, 14774, 22161, 25398, 27234, 38097, 40851, 44322, 66483, 76194, 81702, 114291, 122553, 125579, 132966, 199449, 228582, 245106, 251158, 376737, 398898, 598347, 753474, 1130211, 1196694, 2260422, 3390633, 6781266, 10171899, 20343798]

約数ペア:

[(1, 20343798), (2, 10171899), (3, 6781266), (6, 3390633), (9, 2260422), (17, 1196694), (18, 1130211), (27, 753474), (34, 598347), (51, 398898), (54, 376737), (81, 251158), (83, 245106), (89, 228582), (102, 199449), (153, 132966), (162, 125579), (166, 122553), (178, 114291), (249, 81702), (267, 76194), (306, 66483), (459, 44322), (498, 40851), (534, 38097), (747, 27234), (801, 25398), (918, 22161), (1377, 14774), (1411, 14418), (1494, 13617), (1513, 13446), (1602, 12699), (2241, 9078), (2403, 8466), (2754, 7387), (2822, 7209), (3026, 6723), (4233, 4806), (4482, 4539)]