19930428

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:704

約数の個数: 96

約数和(自身を含む): 60587520

約数和(自身を除く): 40657092

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 41, 42, 54, 63, 82, 84, 108, 123, 126, 164, 189, 246, 252, 287, 369, 378, 492, 574, 643, 738, 756, 861, 1107, 1148, 1286, 1476, 1722, 1929, 2214, 2572, 2583, 3444, 3858, 4428, 4501, 5166, 5787, 7716, 7749, 9002, 10332, 11574, 13503, 15498, 17361, 18004, 23148, 26363, 27006, 30996, 34722, 40509, 52726, 54012, 69444, 79089, 81018, 105452, 121527, 158178, 162036, 184541, 237267, 243054, 316356, 369082, 474534, 486108, 553623, 711801, 738164, 949068, 1107246, 1423602, 1660869, 2214492, 2847204, 3321738, 4982607, 6643476, 9965214, 19930428]

約数ペア:

[(1, 19930428), (2, 9965214), (3, 6643476), (4, 4982607), (6, 3321738), (7, 2847204), (9, 2214492), (12, 1660869), (14, 1423602), (18, 1107246), (21, 949068), (27, 738164), (28, 711801), (36, 553623), (41, 486108), (42, 474534), (54, 369082), (63, 316356), (82, 243054), (84, 237267), (108, 184541), (123, 162036), (126, 158178), (164, 121527), (189, 105452), (246, 81018), (252, 79089), (287, 69444), (369, 54012), (378, 52726), (492, 40509), (574, 34722), (643, 30996), (738, 27006), (756, 26363), (861, 23148), (1107, 18004), (1148, 17361), (1286, 15498), (1476, 13503), (1722, 11574), (1929, 10332), (2214, 9002), (2572, 7749), (2583, 7716), (3444, 5787), (3858, 5166), (4428, 4501)]