18766528

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:126

約数の個数: 112

約数和(自身を含む): 45354240

約数和(自身を除く): 26587712

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 23, 32, 38, 44, 46, 61, 64, 76, 88, 92, 122, 152, 176, 184, 209, 244, 253, 304, 352, 368, 418, 437, 488, 506, 608, 671, 704, 736, 836, 874, 976, 1012, 1159, 1216, 1342, 1403, 1472, 1672, 1748, 1952, 2024, 2318, 2684, 2806, 3344, 3496, 3904, 4048, 4636, 4807, 5368, 5612, 6688, 6992, 8096, 9272, 9614, 10736, 11224, 12749, 13376, 13984, 15433, 16192, 18544, 19228, 21472, 22448, 25498, 26657, 27968, 30866, 37088, 38456, 42944, 44896, 50996, 53314, 61732, 74176, 76912, 89792, 101992, 106628, 123464, 153824, 203984, 213256, 246928, 293227, 307648, 407968, 426512, 493856, 586454, 815936, 853024, 987712, 1172908, 1706048, 2345816, 4691632, 9383264, 18766528]

約数ペア:

[(1, 18766528), (2, 9383264), (4, 4691632), (8, 2345816), (11, 1706048), (16, 1172908), (19, 987712), (22, 853024), (23, 815936), (32, 586454), (38, 493856), (44, 426512), (46, 407968), (61, 307648), (64, 293227), (76, 246928), (88, 213256), (92, 203984), (122, 153824), (152, 123464), (176, 106628), (184, 101992), (209, 89792), (244, 76912), (253, 74176), (304, 61732), (352, 53314), (368, 50996), (418, 44896), (437, 42944), (488, 38456), (506, 37088), (608, 30866), (671, 27968), (704, 26657), (736, 25498), (836, 22448), (874, 21472), (976, 19228), (1012, 18544), (1159, 16192), (1216, 15433), (1342, 13984), (1403, 13376), (1472, 12749), (1672, 11224), (1748, 10736), (1952, 9614), (2024, 9272), (2318, 8096), (2684, 6992), (2806, 6688), (3344, 5612), (3496, 5368), (3904, 4807), (4048, 4636)]