20161668152

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{433}}^1\times {\mathrm{983}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 39357480960

約数和(自身を除く): 19195812808

約数列:

[1, 2, 4, 8, 31, 62, 124, 191, 248, 382, 433, 764, 866, 983, 1528, 1732, 1966, 3464, 3932, 5921, 7864, 11842, 13423, 23684, 26846, 30473, 47368, 53692, 60946, 82703, 107384, 121892, 165406, 187753, 243784, 330812, 375506, 425639, 661624, 751012, 851278, 1502024, 1702556, 2563793, 3405112, 5127586, 5820343, 10255172, 11640686, 13194809, 20510344, 23281372, 26389618, 46562744, 52779236, 81297049, 105558472, 162594098, 325188196, 650376392, 2520208519, 5040417038, 10080834076, 20161668152]

約数ペア:

[(1, 20161668152), (2, 10080834076), (4, 5040417038), (8, 2520208519), (31, 650376392), (62, 325188196), (124, 162594098), (191, 105558472), (248, 81297049), (382, 52779236), (433, 46562744), (764, 26389618), (866, 23281372), (983, 20510344), (1528, 13194809), (1732, 11640686), (1966, 10255172), (3464, 5820343), (3932, 5127586), (5921, 3405112), (7864, 2563793), (11842, 1702556), (13423, 1502024), (23684, 851278), (26846, 751012), (30473, 661624), (47368, 425639), (53692, 375506), (60946, 330812), (82703, 243784), (107384, 187753), (121892, 165406)]