18016596

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1$

素因数の和:441

約数の個数: 72

約数和(自身を含む): 49578984

約数和(自身を除く): 31562388

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 137, 156, 234, 274, 281, 411, 468, 548, 562, 822, 843, 1124, 1233, 1644, 1686, 1781, 2466, 2529, 3372, 3562, 3653, 4932, 5058, 5343, 7124, 7306, 10116, 10686, 10959, 14612, 16029, 21372, 21918, 32058, 32877, 38497, 43836, 64116, 65754, 76994, 115491, 131508, 153988, 230982, 346473, 461964, 500461, 692946, 1000922, 1385892, 1501383, 2001844, 3002766, 4504149, 6005532, 9008298, 18016596]

約数ペア:

[(1, 18016596), (2, 9008298), (3, 6005532), (4, 4504149), (6, 3002766), (9, 2001844), (12, 1501383), (13, 1385892), (18, 1000922), (26, 692946), (36, 500461), (39, 461964), (52, 346473), (78, 230982), (117, 153988), (137, 131508), (156, 115491), (234, 76994), (274, 65754), (281, 64116), (411, 43836), (468, 38497), (548, 32877), (562, 32058), (822, 21918), (843, 21372), (1124, 16029), (1233, 14612), (1644, 10959), (1686, 10686), (1781, 10116), (2466, 7306), (2529, 7124), (3372, 5343), (3562, 5058), (3653, 4932)]