19358632544

素因数分解:

$2^5\times {\mathrm{59}}^1\times {\mathrm{157}}^1\times {\mathrm{65309}}^1$

素因数の和:65535

約数の個数: 48

約数和(自身を含む): 39005744400

約数和(自身を除く): 19647111856

約数列:

[1, 2, 4, 8, 16, 32, 59, 118, 157, 236, 314, 472, 628, 944, 1256, 1888, 2512, 5024, 9263, 18526, 37052, 65309, 74104, 130618, 148208, 261236, 296416, 522472, 1044944, 2089888, 3853231, 7706462, 10253513, 15412924, 20507026, 30825848, 41014052, 61651696, 82028104, 123303392, 164056208, 328112416, 604957267, 1209914534, 2419829068, 4839658136, 9679316272, 19358632544]

約数ペア:

[(1, 19358632544), (2, 9679316272), (4, 4839658136), (8, 2419829068), (16, 1209914534), (32, 604957267), (59, 328112416), (118, 164056208), (157, 123303392), (236, 82028104), (314, 61651696), (472, 41014052), (628, 30825848), (944, 20507026), (1256, 15412924), (1888, 10253513), (2512, 7706462), (5024, 3853231), (9263, 2089888), (18526, 1044944), (37052, 522472), (65309, 296416), (74104, 261236), (130618, 148208)]