19051696

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{787}}^1$

素因数の和:901

約数の個数: 40

約数和(自身を含む): 39573360

約数和(自身を除く): 20521664

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 89, 136, 178, 272, 356, 712, 787, 1424, 1513, 1574, 3026, 3148, 6052, 6296, 12104, 12592, 13379, 24208, 26758, 53516, 70043, 107032, 140086, 214064, 280172, 560344, 1120688, 1190731, 2381462, 4762924, 9525848, 19051696]

約数ペア:

[(1, 19051696), (2, 9525848), (4, 4762924), (8, 2381462), (16, 1190731), (17, 1120688), (34, 560344), (68, 280172), (89, 214064), (136, 140086), (178, 107032), (272, 70043), (356, 53516), (712, 26758), (787, 24208), (1424, 13379), (1513, 12592), (1574, 12104), (3026, 6296), (3148, 6052)]