18408736

素因数分解:

$2^5\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 48

約数和(自身を含む): 38102400

約数和(自身を除く): 19693664

約数列:

[1, 2, 4, 8, 16, 29, 32, 58, 83, 116, 166, 232, 239, 332, 464, 478, 664, 928, 956, 1328, 1912, 2407, 2656, 3824, 4814, 6931, 7648, 9628, 13862, 19256, 19837, 27724, 38512, 39674, 55448, 77024, 79348, 110896, 158696, 221792, 317392, 575273, 634784, 1150546, 2301092, 4602184, 9204368, 18408736]

約数ペア:

[(1, 18408736), (2, 9204368), (4, 4602184), (8, 2301092), (16, 1150546), (29, 634784), (32, 575273), (58, 317392), (83, 221792), (116, 158696), (166, 110896), (232, 79348), (239, 77024), (332, 55448), (464, 39674), (478, 38512), (664, 27724), (928, 19837), (956, 19256), (1328, 13862), (1912, 9628), (2407, 7648), (2656, 6931), (3824, 4814)]