20353504518

素因数分解:

$2^1\times 3^2\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{153073}}^1$

素因数の和:153253

約数の個数: 48

約数和(自身を含む): 45132338160

約数和(自身を除く): 24778833642

約数列:

[1, 2, 3, 6, 9, 18, 83, 89, 166, 178, 249, 267, 498, 534, 747, 801, 1494, 1602, 7387, 14774, 22161, 44322, 66483, 132966, 153073, 306146, 459219, 918438, 1377657, 2755314, 12705059, 13623497, 25410118, 27246994, 38115177, 40870491, 76230354, 81740982, 114345531, 122611473, 228691062, 245222946, 1130750251, 2261500502, 3392250753, 6784501506, 10176752259, 20353504518]

約数ペア:

[(1, 20353504518), (2, 10176752259), (3, 6784501506), (6, 3392250753), (9, 2261500502), (18, 1130750251), (83, 245222946), (89, 228691062), (166, 122611473), (178, 114345531), (249, 81740982), (267, 76230354), (498, 40870491), (534, 38115177), (747, 27246994), (801, 25410118), (1494, 13623497), (1602, 12705059), (7387, 2755314), (14774, 1377657), (22161, 918438), (44322, 459219), (66483, 306146), (132966, 153073)]