18678444

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:183

約数の個数: 96

約数和(自身を含む): 49996800

約数和(自身を除く): 31318356

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 61, 68, 76, 79, 102, 114, 122, 158, 183, 204, 228, 237, 244, 316, 323, 366, 474, 646, 732, 948, 969, 1037, 1159, 1292, 1343, 1501, 1938, 2074, 2318, 2686, 3002, 3111, 3477, 3876, 4029, 4148, 4503, 4636, 4819, 5372, 6004, 6222, 6954, 8058, 9006, 9638, 12444, 13908, 14457, 16116, 18012, 19276, 19703, 25517, 28914, 39406, 51034, 57828, 59109, 76551, 78812, 81923, 91561, 102068, 118218, 153102, 163846, 183122, 236436, 245769, 274683, 306204, 327692, 366244, 491538, 549366, 983076, 1098732, 1556537, 3113074, 4669611, 6226148, 9339222, 18678444]

約数ペア:

[(1, 18678444), (2, 9339222), (3, 6226148), (4, 4669611), (6, 3113074), (12, 1556537), (17, 1098732), (19, 983076), (34, 549366), (38, 491538), (51, 366244), (57, 327692), (61, 306204), (68, 274683), (76, 245769), (79, 236436), (102, 183122), (114, 163846), (122, 153102), (158, 118218), (183, 102068), (204, 91561), (228, 81923), (237, 78812), (244, 76551), (316, 59109), (323, 57828), (366, 51034), (474, 39406), (646, 28914), (732, 25517), (948, 19703), (969, 19276), (1037, 18012), (1159, 16116), (1292, 14457), (1343, 13908), (1501, 12444), (1938, 9638), (2074, 9006), (2318, 8058), (2686, 6954), (3002, 6222), (3111, 6004), (3477, 5372), (3876, 4819), (4029, 4636), (4148, 4503)]