20405979228

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{929}}^1\times {\mathrm{34537}}^1$

素因数の和:35526

約数の個数: 48

約数和(自身を含む): 48565954080

約数和(自身を除く): 28159974852

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 636, 929, 1858, 2787, 3716, 5574, 11148, 34537, 49237, 69074, 98474, 103611, 138148, 147711, 196948, 207222, 295422, 414444, 590844, 1830461, 3660922, 5491383, 7321844, 10982766, 21965532, 32084873, 64169746, 96254619, 128339492, 192509238, 385018476, 1700498269, 3400996538, 5101494807, 6801993076, 10202989614, 20405979228]

約数ペア:

[(1, 20405979228), (2, 10202989614), (3, 6801993076), (4, 5101494807), (6, 3400996538), (12, 1700498269), (53, 385018476), (106, 192509238), (159, 128339492), (212, 96254619), (318, 64169746), (636, 32084873), (929, 21965532), (1858, 10982766), (2787, 7321844), (3716, 5491383), (5574, 3660922), (11148, 1830461), (34537, 590844), (49237, 414444), (69074, 295422), (98474, 207222), (103611, 196948), (138148, 147711)]