13579984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:200

約数の個数: 80

約数和(自身を含む): 31426560

約数和(自身を除く): 17846576

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 31, 38, 44, 62, 76, 88, 124, 131, 152, 176, 209, 248, 262, 304, 341, 418, 496, 524, 589, 682, 836, 1048, 1178, 1364, 1441, 1672, 2096, 2356, 2489, 2728, 2882, 3344, 4061, 4712, 4978, 5456, 5764, 6479, 8122, 9424, 9956, 11528, 12958, 16244, 19912, 23056, 25916, 27379, 32488, 39824, 44671, 51832, 54758, 64976, 77159, 89342, 103664, 109516, 154318, 178684, 219032, 308636, 357368, 438064, 617272, 714736, 848749, 1234544, 1697498, 3394996, 6789992, 13579984]

約数ペア:

[(1, 13579984), (2, 6789992), (4, 3394996), (8, 1697498), (11, 1234544), (16, 848749), (19, 714736), (22, 617272), (31, 438064), (38, 357368), (44, 308636), (62, 219032), (76, 178684), (88, 154318), (124, 109516), (131, 103664), (152, 89342), (176, 77159), (209, 64976), (248, 54758), (262, 51832), (304, 44671), (341, 39824), (418, 32488), (496, 27379), (524, 25916), (589, 23056), (682, 19912), (836, 16244), (1048, 12958), (1178, 11528), (1364, 9956), (1441, 9424), (1672, 8122), (2096, 6479), (2356, 5764), (2489, 5456), (2728, 4978), (2882, 4712), (3344, 4061)]