16218704

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1779

約数の個数: 40

約数和(自身を含む): 34164480

約数和(自身を除く): 17945776

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 248, 304, 496, 589, 1178, 1721, 2356, 3442, 4712, 6884, 9424, 13768, 27536, 32699, 53351, 65398, 106702, 130796, 213404, 261592, 426808, 523184, 853616, 1013669, 2027338, 4054676, 8109352, 16218704]

約数ペア:

[(1, 16218704), (2, 8109352), (4, 4054676), (8, 2027338), (16, 1013669), (19, 853616), (31, 523184), (38, 426808), (62, 261592), (76, 213404), (124, 130796), (152, 106702), (248, 65398), (304, 53351), (496, 32699), (589, 27536), (1178, 13768), (1721, 9424), (2356, 6884), (3442, 4712)]