20484056

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{547}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 39982080

約数和(自身を除く): 19498024

約数列:

[1, 2, 4, 8, 31, 62, 124, 151, 248, 302, 547, 604, 1094, 1208, 2188, 4376, 4681, 9362, 16957, 18724, 33914, 37448, 67828, 82597, 135656, 165194, 330388, 660776, 2560507, 5121014, 10242028, 20484056]

約数ペア:

[(1, 20484056), (2, 10242028), (4, 5121014), (8, 2560507), (31, 660776), (62, 330388), (124, 165194), (151, 135656), (248, 82597), (302, 67828), (547, 37448), (604, 33914), (1094, 18724), (1208, 16957), (2188, 9362), (4376, 4681)]