16440016

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1319}}^1$

素因数の和:1387

約数の個数: 40

約数和(自身を含む): 34372800

約数和(自身を除く): 17932784

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1319, 1558, 2638, 3116, 5276, 6232, 10552, 12464, 21104, 25061, 50122, 54079, 100244, 108158, 200488, 216316, 400976, 432632, 865264, 1027501, 2055002, 4110004, 8220008, 16440016]

約数ペア:

[(1, 16440016), (2, 8220008), (4, 4110004), (8, 2055002), (16, 1027501), (19, 865264), (38, 432632), (41, 400976), (76, 216316), (82, 200488), (152, 108158), (164, 100244), (304, 54079), (328, 50122), (656, 25061), (779, 21104), (1319, 12464), (1558, 10552), (2638, 6232), (3116, 5276)]