20854528904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2833}}^1\times {\mathrm{3637}}^1$

素因数の和:6510

約数の個数: 64

約数和(自身を含む): 44539597440

約数和(自身を除く): 23685068536

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 184, 253, 506, 1012, 2024, 2833, 3637, 5666, 7274, 11332, 14548, 22664, 29096, 31163, 40007, 62326, 65159, 80014, 83651, 124652, 130318, 160028, 167302, 249304, 260636, 320056, 334604, 521272, 669208, 716749, 920161, 1433498, 1840322, 2866996, 3680644, 5733992, 7361288, 10303621, 20607242, 41214484, 82428968, 113339831, 226679662, 236983283, 453359324, 473966566, 906718648, 947933132, 1895866264, 2606816113, 5213632226, 10427264452, 20854528904]

約数ペア:

[(1, 20854528904), (2, 10427264452), (4, 5213632226), (8, 2606816113), (11, 1895866264), (22, 947933132), (23, 906718648), (44, 473966566), (46, 453359324), (88, 236983283), (92, 226679662), (184, 113339831), (253, 82428968), (506, 41214484), (1012, 20607242), (2024, 10303621), (2833, 7361288), (3637, 5733992), (5666, 3680644), (7274, 2866996), (11332, 1840322), (14548, 1433498), (22664, 920161), (29096, 716749), (31163, 669208), (40007, 521272), (62326, 334604), (65159, 320056), (80014, 260636), (83651, 249304), (124652, 167302), (130318, 160028)]