20210883256

素因数分解:

$2^3\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{313}}^1$

素因数の和:645

約数の個数: 96

約数和(自身を含む): 40521787920

約数和(自身を除く): 20310904664

約数列:

[1, 2, 4, 8, 31, 37, 62, 74, 124, 148, 227, 248, 296, 313, 454, 626, 908, 961, 1147, 1252, 1816, 1922, 2294, 2504, 3844, 4588, 7037, 7688, 8399, 9176, 9703, 11581, 14074, 16798, 19406, 23162, 28148, 33596, 35557, 38812, 46324, 56296, 67192, 71051, 71114, 77624, 92648, 142102, 142228, 218147, 260369, 284204, 284456, 300793, 359011, 436294, 520738, 568408, 601586, 718022, 872588, 1041476, 1203172, 1436044, 1745176, 2082952, 2202581, 2406344, 2628887, 2872088, 4405162, 5257774, 8071439, 8810324, 10515548, 11129341, 16142878, 17620648, 21031096, 22258682, 32285756, 44517364, 64571512, 68280011, 81495497, 89034728, 136560022, 162990994, 273120044, 325981988, 546240088, 651963976, 2526360407, 5052720814, 10105441628, 20210883256]

約数ペア:

[(1, 20210883256), (2, 10105441628), (4, 5052720814), (8, 2526360407), (31, 651963976), (37, 546240088), (62, 325981988), (74, 273120044), (124, 162990994), (148, 136560022), (227, 89034728), (248, 81495497), (296, 68280011), (313, 64571512), (454, 44517364), (626, 32285756), (908, 22258682), (961, 21031096), (1147, 17620648), (1252, 16142878), (1816, 11129341), (1922, 10515548), (2294, 8810324), (2504, 8071439), (3844, 5257774), (4588, 4405162), (7037, 2872088), (7688, 2628887), (8399, 2406344), (9176, 2202581), (9703, 2082952), (11581, 1745176), (14074, 1436044), (16798, 1203172), (19406, 1041476), (23162, 872588), (28148, 718022), (33596, 601586), (35557, 568408), (38812, 520738), (46324, 436294), (56296, 359011), (67192, 300793), (71051, 284456), (71114, 284204), (77624, 260369), (92648, 218147), (142102, 142228)]