1638262536

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{761}}^1\times {\mathrm{4721}}^1$

素因数の和:5510

約数の個数: 64

約数和(自身を含む): 4317796800

約数和(自身を除く): 2679534264

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 456, 761, 1522, 2283, 3044, 4566, 4721, 6088, 9132, 9442, 14163, 14459, 18264, 18884, 28326, 28918, 37768, 43377, 56652, 57836, 86754, 89699, 113304, 115672, 173508, 179398, 269097, 347016, 358796, 538194, 717592, 1076388, 2152776, 3592681, 7185362, 10778043, 14370724, 21556086, 28741448, 43112172, 68260939, 86224344, 136521878, 204782817, 273043756, 409565634, 546087512, 819131268, 1638262536]

約数ペア:

[(1, 1638262536), (2, 819131268), (3, 546087512), (4, 409565634), (6, 273043756), (8, 204782817), (12, 136521878), (19, 86224344), (24, 68260939), (38, 43112172), (57, 28741448), (76, 21556086), (114, 14370724), (152, 10778043), (228, 7185362), (456, 3592681), (761, 2152776), (1522, 1076388), (2283, 717592), (3044, 538194), (4566, 358796), (4721, 347016), (6088, 269097), (9132, 179398), (9442, 173508), (14163, 115672), (14459, 113304), (18264, 89699), (18884, 86754), (28326, 57836), (28918, 56652), (37768, 43377)]