20002744

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{7741}}^1$

素因数の和:7783

約数の個数: 32

約数和(自身を含む): 41806800

約数和(自身を除く): 21804056

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 7741, 15482, 30964, 61928, 131597, 147079, 263194, 294158, 526388, 588316, 1052776, 1176632, 2500343, 5000686, 10001372, 20002744]

約数ペア:

[(1, 20002744), (2, 10001372), (4, 5000686), (8, 2500343), (17, 1176632), (19, 1052776), (34, 588316), (38, 526388), (68, 294158), (76, 263194), (136, 147079), (152, 131597), (323, 61928), (646, 30964), (1292, 15482), (2584, 7741)]