18292212

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{569}}^1$

素因数の和:645

約数の個数: 72

約数和(自身を含む): 49795200

約数和(自身を除く): 31502988

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 47, 57, 76, 94, 114, 141, 171, 188, 228, 282, 342, 423, 564, 569, 684, 846, 893, 1138, 1692, 1707, 1786, 2276, 2679, 3414, 3572, 5121, 5358, 6828, 8037, 10242, 10716, 10811, 16074, 20484, 21622, 26743, 32148, 32433, 43244, 53486, 64866, 80229, 97299, 106972, 129732, 160458, 194598, 240687, 320916, 389196, 481374, 508117, 962748, 1016234, 1524351, 2032468, 3048702, 4573053, 6097404, 9146106, 18292212]

約数ペア:

[(1, 18292212), (2, 9146106), (3, 6097404), (4, 4573053), (6, 3048702), (9, 2032468), (12, 1524351), (18, 1016234), (19, 962748), (36, 508117), (38, 481374), (47, 389196), (57, 320916), (76, 240687), (94, 194598), (114, 160458), (141, 129732), (171, 106972), (188, 97299), (228, 80229), (282, 64866), (342, 53486), (423, 43244), (564, 32433), (569, 32148), (684, 26743), (846, 21622), (893, 20484), (1138, 16074), (1692, 10811), (1707, 10716), (1786, 10242), (2276, 8037), (2679, 6828), (3414, 5358), (3572, 5121)]