18819228

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{263}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 45239040

約数和(自身を除く): 26419812

約数列:

[1, 2, 3, 4, 6, 12, 67, 89, 134, 178, 201, 263, 267, 268, 356, 402, 526, 534, 789, 804, 1052, 1068, 1578, 3156, 5963, 11926, 17621, 17889, 23407, 23852, 35242, 35778, 46814, 52863, 70221, 70484, 71556, 93628, 105726, 140442, 211452, 280884, 1568269, 3136538, 4704807, 6273076, 9409614, 18819228]

約数ペア:

[(1, 18819228), (2, 9409614), (3, 6273076), (4, 4704807), (6, 3136538), (12, 1568269), (67, 280884), (89, 211452), (134, 140442), (178, 105726), (201, 93628), (263, 71556), (267, 70484), (268, 70221), (356, 52863), (402, 46814), (526, 35778), (534, 35242), (789, 23852), (804, 23407), (1052, 17889), (1068, 17621), (1578, 11926), (3156, 5963)]