20228799392

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1\times {\mathrm{991}}^1$

素因数の和:1414

約数の個数: 96

約数和(自身を含む): 42657269760

約数和(自身を除く): 22428470368

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 157, 239, 272, 314, 478, 544, 628, 956, 991, 1256, 1912, 1982, 2512, 2669, 3824, 3964, 4063, 5024, 5338, 7648, 7928, 8126, 10676, 15856, 16252, 16847, 21352, 31712, 32504, 33694, 37523, 42704, 65008, 67388, 75046, 85408, 130016, 134776, 150092, 155587, 236849, 269552, 300184, 311174, 473698, 539104, 600368, 622348, 637891, 947396, 1200736, 1244696, 1275782, 1894792, 2489392, 2551564, 2644979, 3789584, 4026433, 4978784, 5103128, 5289958, 7579168, 8052866, 10206256, 10579916, 16105732, 20412512, 21159832, 32211464, 37185293, 42319664, 64422928, 74370586, 84639328, 128845856, 148741172, 297482344, 594964688, 632149981, 1189929376, 1264299962, 2528599924, 5057199848, 10114399696, 20228799392]

約数ペア:

[(1, 20228799392), (2, 10114399696), (4, 5057199848), (8, 2528599924), (16, 1264299962), (17, 1189929376), (32, 632149981), (34, 594964688), (68, 297482344), (136, 148741172), (157, 128845856), (239, 84639328), (272, 74370586), (314, 64422928), (478, 42319664), (544, 37185293), (628, 32211464), (956, 21159832), (991, 20412512), (1256, 16105732), (1912, 10579916), (1982, 10206256), (2512, 8052866), (2669, 7579168), (3824, 5289958), (3964, 5103128), (4063, 4978784), (5024, 4026433), (5338, 3789584), (7648, 2644979), (7928, 2551564), (8126, 2489392), (10676, 1894792), (15856, 1275782), (16252, 1244696), (16847, 1200736), (21352, 947396), (31712, 637891), (32504, 622348), (33694, 600368), (37523, 539104), (42704, 473698), (65008, 311174), (67388, 300184), (75046, 269552), (85408, 236849), (130016, 155587), (134776, 150092)]