30221932

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:243

約数の個数: 48

約数和(自身を含む): 60642400

約数和(自身を除く): 30420468

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 181, 247, 338, 362, 494, 676, 724, 988, 2197, 2353, 3211, 3439, 4394, 4706, 6422, 6878, 8788, 9412, 12844, 13756, 30589, 41743, 44707, 61178, 83486, 89414, 122356, 166972, 178828, 397657, 581191, 795314, 1162382, 1590628, 2324764, 7555483, 15110966, 30221932]

約数ペア:

[(1, 30221932), (2, 15110966), (4, 7555483), (13, 2324764), (19, 1590628), (26, 1162382), (38, 795314), (52, 581191), (76, 397657), (169, 178828), (181, 166972), (247, 122356), (338, 89414), (362, 83486), (494, 61178), (676, 44707), (724, 41743), (988, 30589), (2197, 13756), (2353, 12844), (3211, 9412), (3439, 8788), (4394, 6878), (4706, 6422)]