19316964

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^2\times {\mathrm{179}}^1$

素因数の和:249

約数の個数: 72

約数和(自身を含む): 50168160

約数和(自身を除く): 30851196

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 34, 46, 51, 68, 69, 92, 102, 138, 179, 204, 276, 358, 391, 529, 537, 716, 782, 1058, 1074, 1173, 1564, 1587, 2116, 2148, 2346, 3043, 3174, 4117, 4692, 6086, 6348, 8234, 8993, 9129, 12172, 12351, 16468, 17986, 18258, 24702, 26979, 35972, 36516, 49404, 53958, 69989, 94691, 107916, 139978, 189382, 209967, 279956, 284073, 378764, 419934, 568146, 839868, 1136292, 1609747, 3219494, 4829241, 6438988, 9658482, 19316964]

約数ペア:

[(1, 19316964), (2, 9658482), (3, 6438988), (4, 4829241), (6, 3219494), (12, 1609747), (17, 1136292), (23, 839868), (34, 568146), (46, 419934), (51, 378764), (68, 284073), (69, 279956), (92, 209967), (102, 189382), (138, 139978), (179, 107916), (204, 94691), (276, 69989), (358, 53958), (391, 49404), (529, 36516), (537, 35972), (716, 26979), (782, 24702), (1058, 18258), (1074, 17986), (1173, 16468), (1564, 12351), (1587, 12172), (2116, 9129), (2148, 8993), (2346, 8234), (3043, 6348), (3174, 6086), (4117, 4692)]