18682928

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:226

約数の個数: 80

約数和(自身を含む): 42973440

約数和(自身を除く): 24290512

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 37, 38, 44, 74, 76, 88, 148, 151, 152, 176, 209, 296, 302, 304, 407, 418, 592, 604, 703, 814, 836, 1208, 1406, 1628, 1661, 1672, 2416, 2812, 2869, 3256, 3322, 3344, 5587, 5624, 5738, 6512, 6644, 7733, 11174, 11248, 11476, 13288, 15466, 22348, 22952, 26576, 30932, 31559, 44696, 45904, 61457, 61864, 63118, 89392, 106153, 122914, 123728, 126236, 212306, 245828, 252472, 424612, 491656, 504944, 849224, 983312, 1167683, 1698448, 2335366, 4670732, 9341464, 18682928]

約数ペア:

[(1, 18682928), (2, 9341464), (4, 4670732), (8, 2335366), (11, 1698448), (16, 1167683), (19, 983312), (22, 849224), (37, 504944), (38, 491656), (44, 424612), (74, 252472), (76, 245828), (88, 212306), (148, 126236), (151, 123728), (152, 122914), (176, 106153), (209, 89392), (296, 63118), (302, 61864), (304, 61457), (407, 45904), (418, 44696), (592, 31559), (604, 30932), (703, 26576), (814, 22952), (836, 22348), (1208, 15466), (1406, 13288), (1628, 11476), (1661, 11248), (1672, 11174), (2416, 7733), (2812, 6644), (2869, 6512), (3256, 5738), (3322, 5624), (3344, 5587)]